312759197872 has 80 divisors (see below), whose sum is σ = 663674093568. Its totient is φ = 141602090240.

The previous prime is 312759197869. The next prime is 312759197887. The reversal of 312759197872 is 278791957213.

It is a self number, because there is not a number n which added to its sum of digits gives 312759197872.

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, 50910033 + ... + 50916175.

Almost surely, 2^312759197872 is an apocalyptic number.

It is an amenable number.

312759197872 is an abundant number, since it is smaller than the sum of its proper divisors (350914895696).

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

312759197872 is a wasteful number, since it uses less digits than its factorization.

312759197872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7258 (or 7252 counting only the distinct ones).

The product of its digits is 13335840, while the sum is 61.

The spelling of 312759197872 in words is "three hundred twelve billion, seven hundred fifty-nine million, one hundred ninety-seven thousand, eight hundred seventy-two".