50510055979 has 4 divisors (see below), whose sum is σ = 51000444976. Its totient is φ = 50019666984.

The previous prime is 50510055961. The next prime is 50510055989. The reversal of 50510055979 is 97955001505.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50510055979 - 2²¹ = 50507958827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50510055949) 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, 245194344 + ... + 245194549.

It is an arithmetic number, because the mean of its divisors is an integer number (12750111244).

Almost surely, 2^50510055979 is an apocalyptic number.

50510055979 is a deficient number, since it is larger than the sum of its proper divisors (490388997).

50510055979 is a wasteful number, since it uses less digits than its factorization.

50510055979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490388996.

The product of its (nonzero) digits is 354375, while the sum is 46.

The spelling of 50510055979 in words is "fifty billion, five hundred ten million, fifty-five thousand, nine hundred seventy-nine".