Well, in the world of comics, there's no fixed number of Batmans. Different writers and artists create different interpretations and alternate versions, making it impossible to say exactly how many there are.
The number of Batmans in the comics is quite variable. Different storylines and universes introduce various takes on the character. So, it's not straightforward to determine a precise count.
There have been multiple versions and incarnations of Batman in the comics over the years. It's hard to give an exact number.