316564807212 has 72 divisors (see below), whose sum is σ = 801732204000. Its totient is φ = 105320459520.

The previous prime is 316564807037. The next prime is 316564807231. The reversal of 316564807212 is 212708465613.

316564807212 is a `hidden beast` number, since 3 + 1 + 6 + 564 + 8 + 0 + 72 + 12 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82158678 + ... + 82162530.

It is an arithmetic number, because the mean of its divisors is an integer number (11135169500).

Almost surely, 2^316564807212 is an apocalyptic number.

It is an amenable number.

316564807212 is an abundant number, since it is smaller than the sum of its proper divisors (485167396788).

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

316564807212 is a wasteful number, since it uses less digits than its factorization.

316564807212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7623 (or 7618 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 316564807212 in words is "three hundred sixteen billion, five hundred sixty-four million, eight hundred seven thousand, two hundred twelve".