50560555551 has 12 divisors (see below), whose sum is σ = 74099767896. Its totient is φ = 30642760720.

The previous prime is 50560555543. The next prime is 50560555567. The reversal of 50560555551 is 15555506505.

It is not a de Polignac number, because 50560555551 - 2³ = 50560555543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50560555501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69642276 + ... + 69643001.

It is an arithmetic number, because the mean of its divisors is an integer number (6174980658).

Almost surely, 2^50560555551 is an apocalyptic number.

50560555551 is a deficient number, since it is larger than the sum of its proper divisors (23539212345).

50560555551 is a wasteful number, since it uses less digits than its factorization.

50560555551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139285302 (or 139285291 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 42.

The spelling of 50560555551 in words is "fifty billion, five hundred sixty million, five hundred fifty-five thousand, five hundred fifty-one".