Yes, it could pose a challenge. It can clutter the story and make character development less focused. Also, it might confuse the readers about who's important and who's not.
Well, you need to consider if each character has a distinct purpose and role. If some characters seem redundant or don't add much to the story's progress, then it could be too many. Also, think about how manageable it is for readers to keep track of them all.
There's no strict limit. It's more about the quality of the character development. If you have dozens of characters but they all feel one-dimensional or unnecessary, that's too many. But if each adds depth and moves the story forward, then the number doesn't matter as much.
It really depends. Some novels can handle a large cast of characters if they're well-developed and their arcs are woven together smoothly. But if it gets overwhelming and confusing for the reader, that's probably too many.
It depends on the genre and style of the novel. In some complex fantasy or epic stories, having a large cast of characters can work. But generally, if it gets confusing for readers to keep track, it's too many.
It really depends. Some novels can handle a large cast of characters well, but if it becomes overwhelming and hard for readers to keep track, it's probably too many. Maybe over 20 significant characters could start to be a problem.
It really depends on the complexity and scope of your story. Some novels can handle a large cast if each character is well-developed and contributes meaningfully to the plot. But generally, if it becomes confusing for readers to keep track of or if some characters seem redundant, that might be too many.