312669776072 has 16 divisors (see below), whose sum is σ = 586353159900. Its totient is φ = 156308933440.

The previous prime is 312669776053. The next prime is 312669776113. The reversal of 312669776072 is 270677966213.

It can be written as a sum of positive squares in 2 ways, for example, as 218318824516 + 94350951556 = 467246^2 + 307166^2 .

It is a junction number, because it is equal to n+sod(n) for n = 312669775999 and 312669776017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3193079 + ... + 3289542.

Almost surely, 2^312669776072 is an apocalyptic number.

It is an amenable number.

312669776072 is a deficient number, since it is larger than the sum of its proper divisors (273683383828).

312669776072 is a wasteful number, since it uses less digits than its factorization.

312669776072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6488656 (or 6488652 counting only the distinct ones).

The product of its (nonzero) digits is 8001504, while the sum is 56.

The spelling of 312669776072 in words is "three hundred twelve billion, six hundred sixty-nine million, seven hundred seventy-six thousand, seventy-two".