. . . you might want to seriously rethink the bona fides of your source. Sounds like you've stumbled on somebody with a serious axe to grind and not too much compunction about the truth.
And if you're talking about the fellow I think you're talking about, he was defrocked and condemned while the war was still going on.
Sixty million is only an estimate, because the perpetrators of the inquisitions were the ones in control of writing the histories. Finding the real number isn't possible.