315612403231204 has 24 divisors (see below), whose sum is σ = 565816779577728. Its totient is φ = 153950790192960.

The previous prime is 315612403231123. The next prime is 315612403231267. The reversal of 315612403231204 is 402132304216513.

It is a super-2 number, since 2×315612403231204² (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 7 ways as a sum of consecutive naturals, for example, 36588304 + ... + 44383879.

It is an arithmetic number, because the mean of its divisors is an integer number (23575699149072).

Almost surely, 2^{315612403231204} is an apocalyptic number.

It is an amenable number.

315612403231204 is a deficient number, since it is larger than the sum of its proper divisors (250204376346524).

315612403231204 is a wasteful number, since it uses less digits than its factorization.

315612403231204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80995995 (or 80995993 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 315612403231204 its reverse (402132304216513), we get a palindrome (717744707447717).

The spelling of 315612403231204 in words is "three hundred fifteen trillion, six hundred twelve billion, four hundred three million, two hundred thirty-one thousand, two hundred four".