315613664 has 12 divisors (see below), whose sum is σ = 621364464. Its totient is φ = 157806816.

The previous prime is 315613651. The next prime is 315613691. The reversal of 315613664 is 466316513.

It is a super-2 number, since 2×315613664² = 199223969807009792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4931432 + ... + 4931495.

It is an arithmetic number, because the mean of its divisors is an integer number (51780372).

Almost surely, 2^315613664 is an apocalyptic number.

It is an amenable number.

315613664 is a deficient number, since it is larger than the sum of its proper divisors (305750800).

315613664 is an equidigital number, since it uses as much as digits as its factorization.

315613664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9862937 (or 9862929 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The square root of 315613664 is about 17765.5189623045. The cubic root of 315613664 is about 680.8507690426.

The spelling of 315613664 in words is "three hundred fifteen million, six hundred thirteen thousand, six hundred sixty-four".