316256056544065 has 32 divisors (see below), whose sum is σ = 436455853424640. Its totient is φ = 217849058673600.

The previous prime is 316256056544009. The next prime is 316256056544119. The reversal of 316256056544065 is 560445650652613.

It is not a de Polignac number, because 316256056544065 - 2¹¹ = 316256056542017 is a prime.

It is a super-2 number, since 2×316256056544065² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1973190325 + ... + 1973350594.

It is an arithmetic number, because the mean of its divisors is an integer number (13639245419520).

Almost surely, 2^{316256056544065} is an apocalyptic number.

It is an amenable number.

316256056544065 is a deficient number, since it is larger than the sum of its proper divisors (120199796880575).

316256056544065 is a wasteful number, since it uses less digits than its factorization.

316256056544065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946541013.

The product of its (nonzero) digits is 77760000, while the sum is 58.

The spelling of 316256056544065 in words is "three hundred sixteen trillion, two hundred fifty-six billion, fifty-six million, five hundred forty-four thousand, sixty-five".