312669678790 has 16 divisors (see below), whose sum is σ = 643206196512. Its totient is φ = 107201032704.

The previous prime is 312669678751. The next prime is 312669678823. The reversal of 312669678790 is 97876966213.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2233354779 + ... + 2233354918.

It is an arithmetic number, because the mean of its divisors is an integer number (40200387282).

Almost surely, 2^312669678790 is an apocalyptic number.

312669678790 is an abundant number, since it is smaller than the sum of its proper divisors (330536517722).

312669678790 is a wasteful number, since it uses less digits than its factorization.

312669678790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466709711.

The product of its (nonzero) digits is 41150592, while the sum is 64.

The spelling of 312669678790 in words is "three hundred twelve billion, six hundred sixty-nine million, six hundred seventy-eight thousand, seven hundred ninety".