50561055051 has 16 divisors (see below), whose sum is σ = 72699576096. Its totient is φ = 31072029696.

The previous prime is 50561055047. The next prime is 50561055079. The reversal of 50561055051 is 15055016505.

It is not a de Polignac number, because 50561055051 - 2² = 50561055047 is a prime.

It is a super-2 number, since 2×50561055051² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50561059051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855750 + ... + 912923.

It is an arithmetic number, because the mean of its divisors is an integer number (4543723506).

Almost surely, 2^50561055051 is an apocalyptic number.

50561055051 is a deficient number, since it is larger than the sum of its proper divisors (22138521045).

50561055051 is a wasteful number, since it uses less digits than its factorization.

50561055051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769422.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 50561055051 in words is "fifty billion, five hundred sixty-one million, fifty-five thousand, fifty-one".