318935290368 has 160 divisors (see below), whose sum is σ = 870303779136. Its totient is φ = 103734263808.

The previous prime is 318935290367. The next prime is 318935290393. The reversal of 318935290368 is 863092539813.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (318935290367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90682146 + ... + 90685662.

Almost surely, 2^318935290368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 318935290368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (435151889568).

318935290368 is an abundant number, since it is smaller than the sum of its proper divisors (551368488768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

318935290368 is a wasteful number, since it uses less digits than its factorization.

318935290368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4954 (or 4938 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 57.

The spelling of 318935290368 in words is "three hundred eighteen billion, nine hundred thirty-five million, two hundred ninety thousand, three hundred sixty-eight".