770900907500 has 30 divisors (see below), whose sum is σ = 1685806109988. Its totient is φ = 308360362000.

The previous prime is 770900907467. The next prime is 770900907521. The reversal of 770900907500 is 5709009077.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 154177682 + ... + 154182681.

Almost surely, 2^770900907500 is an apocalyptic number.

It is an amenable number.

770900907500 is an abundant number, since it is smaller than the sum of its proper divisors (914905202488).

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

770900907500 is a wasteful number, since it uses less digits than its factorization.

770900907500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308360387 (or 308360370 counting only the distinct ones).

The product of its (nonzero) digits is 138915, while the sum is 44.

The spelling of 770900907500 in words is "seven hundred seventy billion, nine hundred million, nine hundred seven thousand, five hundred".