50771677656 has 64 divisors (see below), whose sum is σ = 146898201600. Its totient is φ = 14322567168.

The previous prime is 50771677639. The next prime is 50771677661. The reversal of 50771677656 is 65677617705.

50771677656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 50771677596 and 50771677605.

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, 1899465 + ... + 1926008.

It is an arithmetic number, because the mean of its divisors is an integer number (2295284400).

Almost surely, 2^50771677656 is an apocalyptic number.

50771677656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

50771677656 is an abundant number, since it is smaller than the sum of its proper divisors (96126523944).

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

50771677656 is a wasteful number, since it uses less digits than its factorization.

50771677656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825568 (or 3825564 counting only the distinct ones).

The product of its (nonzero) digits is 12965400, while the sum is 57.

The spelling of 50771677656 in words is "fifty billion, seven hundred seventy-one million, six hundred seventy-seven thousand, six hundred fifty-six".