315136631513 has 32 divisors (see below), whose sum is σ = 359146656000. Its totient is φ = 273885131520.

The previous prime is 315136631483. The next prime is 315136631531.

315136631513 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 315136631513 - 2¹⁰ = 315136630489 is a prime.

It is a super-2 number, since 2×315136631513² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (315136631533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84735068 + ... + 84738786.

It is an arithmetic number, because the mean of its divisors is an integer number (11223333000).

Almost surely, 2^315136631513 is an apocalyptic number.

It is an amenable number.

315136631513 is a deficient number, since it is larger than the sum of its proper divisors (44010024487).

315136631513 is a wasteful number, since it uses less digits than its factorization.

315136631513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6305.

The product of its digits is 72900, while the sum is 38.

It can be divided in two parts, 315136 and 631513, that added together give a palindrome (946649).

The spelling of 315136631513 in words is "three hundred fifteen billion, one hundred thirty-six million, six hundred thirty-one thousand, five hundred thirteen".