318646164836 has 12 divisors (see below), whose sum is σ = 565953636528. Its totient is φ = 156945125832.

The previous prime is 318646164773. The next prime is 318646164853. The reversal of 318646164836 is 638461646813.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594488846 + ... + 594489381.

It is an arithmetic number, because the mean of its divisors is an integer number (47162803044).

Almost surely, 2^318646164836 is an apocalyptic number.

It is an amenable number.

318646164836 is a deficient number, since it is larger than the sum of its proper divisors (247307471692).

318646164836 is a wasteful number, since it uses less digits than its factorization.

318646164836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188978298 (or 1188978296 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 56.

The spelling of 318646164836 in words is "three hundred eighteen billion, six hundred forty-six million, one hundred sixty-four thousand, eight hundred thirty-six".