315652256513 has 16 divisors (see below), whose sum is σ = 347858848512. Its totient is φ = 284037600000.

The previous prime is 315652256489. The next prime is 315652256527.

315652256513 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 315652256513 - 2²⁶ = 315585147649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315652256593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 764423 + ... + 1102563.

It is an arithmetic number, because the mean of its divisors is an integer number (21741178032).

Almost surely, 2^315652256513 is an apocalyptic number.

It is an amenable number.

315652256513 is a deficient number, since it is larger than the sum of its proper divisors (32206591999).

315652256513 is a wasteful number, since it uses less digits than its factorization.

315652256513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339016.

The product of its digits is 810000, while the sum is 44.

The spelling of 315652256513 in words is "three hundred fifteen billion, six hundred fifty-two million, two hundred fifty-six thousand, five hundred thirteen".