50077656664 has 16 divisors (see below), whose sum is σ = 107309264400. Its totient is φ = 21461852832.

The previous prime is 50077656647. The next prime is 50077656667. The reversal of 50077656664 is 46665677005.

50077656664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50077656667) 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, 447121879 + ... + 447121990.

It is an arithmetic number, because the mean of its divisors is an integer number (6706829025).

Almost surely, 2^50077656664 is an apocalyptic number.

It is an amenable number.

50077656664 is an abundant number, since it is smaller than the sum of its proper divisors (57231607736).

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

50077656664 is a wasteful number, since it uses less digits than its factorization.

50077656664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894243882 (or 894243878 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 50077656664 in words is "fifty billion, seventy-seven million, six hundred fifty-six thousand, six hundred sixty-four".