(10^147). This is a gigantic number!
A Octoquadragintillionaire is someone whos assets, net worth or wealth is 1 or more Octoquadragintillion. It is unlikely anyone will ever be a true Octoquadragintillionaire. If you want to be a Octoquadragintillionaire, play Tap Tales!
Octoquadragintillion is not the largest number.
best describes the largest possible number - if there even is one! We cannot comprehend what the largest number actually is.