768937209936 has 80 divisors (see below), whose sum is σ = 2325566237568. Its totient is φ = 214337894400.

The previous prime is 768937209917. The next prime is 768937209967. The reversal of 768937209936 is 639902739867.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27894805 + ... + 27922356.

Almost surely, 2^768937209936 is an apocalyptic number.

It is an amenable number.

768937209936 is an abundant number, since it is smaller than the sum of its proper divisors (1556629027632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

768937209936 is a wasteful number, since it uses less digits than its factorization.

768937209936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55817220 (or 55817214 counting only the distinct ones).

The product of its (nonzero) digits is 185177664, while the sum is 69.

The spelling of 768937209936 in words is "seven hundred sixty-eight billion, nine hundred thirty-seven million, two hundred nine thousand, nine hundred thirty-six".