50508616656 has 80 divisors (see below), whose sum is σ = 134187046400. Its totient is φ = 16361896320.

The previous prime is 50508616633. The next prime is 50508616667. The reversal of 50508616656 is 65661680505.

It is a super-2 number, since 2×50508616656² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 349251 + ... + 472221.

It is an arithmetic number, because the mean of its divisors is an integer number (1677338080).

Almost surely, 2^50508616656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50508616656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67093523200).

50508616656 is an abundant number, since it is smaller than the sum of its proper divisors (83678429744).

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

50508616656 is a wasteful number, since it uses less digits than its factorization.

50508616656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123224 (or 123218 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 48.

The spelling of 50508616656 in words is "fifty billion, five hundred eight million, six hundred sixteen thousand, six hundred fifty-six".