390736747968 has 112 divisors (see below), whose sum is σ = 1181654492160. Its totient is φ = 111625749504.

The previous prime is 390736747937. The next prime is 390736748021. The reversal of 390736747968 is 869747637093.

It is a tau number, because it is divible by the number of its divisors (112).

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, 19019430 + ... + 19039962.

Almost surely, 2^390736747968 is an apocalyptic number.

It is an amenable number.

390736747968 is an abundant number, since it is smaller than the sum of its proper divisors (790917744192).

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

390736747968 is a wasteful number, since it uses less digits than its factorization.

390736747968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34714 (or 34704 counting only the distinct ones).

The product of its (nonzero) digits is 288054144, while the sum is 69.

The spelling of 390736747968 in words is "three hundred ninety billion, seven hundred thirty-six million, seven hundred forty-seven thousand, nine hundred sixty-eight".