50516501656 has 16 divisors (see below), whose sum is σ = 96015954600. Its totient is φ = 24912247104.

The previous prime is 50516501653. The next prime is 50516501689. The reversal of 50516501656 is 65610561505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50516501653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43249846 + ... + 43251013.

Almost surely, 2^50516501656 is an apocalyptic number.

It is an amenable number.

50516501656 is a deficient number, since it is larger than the sum of its proper divisors (45499452944).

50516501656 is a wasteful number, since it uses less digits than its factorization.

50516501656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86500938 (or 86500934 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 50516501656 in words is "fifty billion, five hundred sixteen million, five hundred one thousand, six hundred fifty-six".