312055156112564 has 6 divisors (see below), whose sum is σ = 546096523196994. Its totient is φ = 156027578056280.

The previous prime is 312055156112507. The next prime is 312055156112591. The reversal of 312055156112564 is 465211651550213.

It can be written as a sum of positive squares in only one way, i.e., 253435001408164 + 58620154704400 = 15919642^2 + 7656380^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 39006894514067 + ... + 39006894514074.

It is an arithmetic number, because the mean of its divisors is an integer number (91016087199499).

Almost surely, 2^{312055156112564} is an apocalyptic number.

It is an amenable number.

312055156112564 is a deficient number, since it is larger than the sum of its proper divisors (234041367084430).

312055156112564 is a wasteful number, since it uses less digits than its factorization.

312055156112564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78013789028145 (or 78013789028143 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 47.

The spelling of 312055156112564 in words is "three hundred twelve trillion, fifty-five billion, one hundred fifty-six million, one hundred twelve thousand, five hundred sixty-four".