(10^243). This is an astronomical number!
A Octogintillionaire is someone whos assets, net worth or wealth is 1 or more Octogintillion. It is unlikely anyone will ever be a true Octogintillionaire. If you want to be a Octogintillionaire, play Tap Tales!
Octogintillion 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.