316975630818 has 128 divisors (see below), whose sum is σ = 825453379584. Its totient is φ = 78684091200.

The previous prime is 316975630793. The next prime is 316975630847. The reversal of 316975630818 is 818036579613.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12983403 + ... + 13007793.

It is an arithmetic number, because the mean of its divisors is an integer number (6448854528).

Almost surely, 2^316975630818 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 316975630818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (412726689792).

316975630818 is an abundant number, since it is smaller than the sum of its proper divisors (508477748766).

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

316975630818 is a wasteful number, since it uses less digits than its factorization.

316975630818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25660.

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 316975630818 in words is "three hundred sixteen billion, nine hundred seventy-five million, six hundred thirty thousand, eight hundred eighteen".