50055555555 has 32 divisors (see below), whose sum is σ = 88996907520. Its totient is φ = 26693520480.

The previous prime is 50055555503. The next prime is 50055555559. The reversal of 50055555555 is 55555555005.

It is not a de Polignac number, because 50055555555 - 2²⁶ = 49988446691 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

50055555555 is a modest number, since divided by 555555 gives 50055 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 50055555555.

It is not an unprimeable number, because it can be changed into a prime (50055555559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2469994 + ... + 2490176.

It is an arithmetic number, because the mean of its divisors is an integer number (2781153360).

Almost surely, 2^50055555555 is an apocalyptic number.

50055555555 is a deficient number, since it is larger than the sum of its proper divisors (38941351965).

50055555555 is a wasteful number, since it uses less digits than its factorization.

50055555555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38568 (or 38562 counting only the distinct ones).

The product of its (nonzero) digits is 1953125, while the sum is 45.

The spelling of 50055555555 in words is "fifty billion, fifty-five million, five hundred fifty-five thousand, five hundred fifty-five".