(10^237). This is an immensely colossal number!
A Octoseptuagintillionaire is someone whos assets, net worth or wealth is 1 or more Octoseptuagintillion. It is unlikely anyone will ever be a true Octoseptuagintillionaire. If you want to be a Octoseptuagintillionaire, play Tap Tales!
Octoseptuagintillion 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.