508065916656 has 40 divisors (see below), whose sum is σ = 1322522745984. Its totient is φ = 168062514880.

The previous prime is 508065916453. The next prime is 508065916679. The reversal of 508065916656 is 656619560805.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 508065916596 and 508065916605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40393356 + ... + 40405931.

Almost surely, 2^508065916656 is an apocalyptic number.

It is an amenable number.

508065916656 is an abundant number, since it is smaller than the sum of its proper divisors (814456829328).

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

508065916656 is a wasteful number, since it uses less digits than its factorization.

508065916656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80799429 (or 80799423 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 57.

The spelling of 508065916656 in words is "five hundred eight billion, sixty-five million, nine hundred sixteen thousand, six hundred fifty-six".