318648363672 has 64 divisors (see below), whose sum is σ = 798958339200. Its totient is φ = 105904747520.

The previous prime is 318648363653. The next prime is 318648363701. The reversal of 318648363672 is 276363846813.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20918923 + ... + 20934149.

It is an arithmetic number, because the mean of its divisors is an integer number (12483724050).

Almost surely, 2^318648363672 is an apocalyptic number.

It is an amenable number.

318648363672 is an abundant number, since it is smaller than the sum of its proper divisors (480309975528).

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

318648363672 is a wasteful number, since it uses less digits than its factorization.

318648363672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17736 (or 17732 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 57.

The spelling of 318648363672 in words is "three hundred eighteen billion, six hundred forty-eight million, three hundred sixty-three thousand, six hundred seventy-two".