315431233234 has 16 divisors (see below), whose sum is σ = 509552026200. Its totient is φ = 145580999040.

The previous prime is 315431233223. The next prime is 315431233241. The reversal of 315431233234 is 432332134513.

It can be written as a sum of positive squares in 4 ways, for example, as 283763963025 + 31667270209 = 532695^2 + 177953^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 315431233234.

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, 2660254 + ... + 2776294.

Almost surely, 2^315431233234 is an apocalyptic number.

315431233234 is a deficient number, since it is larger than the sum of its proper divisors (194120792966).

315431233234 is a wasteful number, since it uses less digits than its factorization.

315431233234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220605.

The product of its digits is 77760, while the sum is 34.

Adding to 315431233234 its reverse (432332134513), we get a palindrome (747763367747).

The spelling of 315431233234 in words is "three hundred fifteen billion, four hundred thirty-one million, two hundred thirty-three thousand, two hundred thirty-four".