51050560077 has 24 divisors (see below), whose sum is σ = 84677168160. Its totient is φ = 29311325280.

The previous prime is 51050560073. The next prime is 51050560123. The reversal of 51050560077 is 77006505015.

It is not a de Polignac number, because 51050560077 - 2² = 51050560073 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51050560073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13568178 + ... + 13571939.

It is an arithmetic number, because the mean of its divisors is an integer number (3528215340).

Almost surely, 2^51050560077 is an apocalyptic number.

51050560077 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

51050560077 is a deficient number, since it is larger than the sum of its proper divisors (33626608083).

51050560077 is a wasteful number, since it uses less digits than its factorization.

51050560077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27140153 (or 27140150 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 36.

The spelling of 51050560077 in words is "fifty-one billion, fifty million, five hundred sixty thousand, seventy-seven".