50555500555 has 32 divisors (see below), whose sum is σ = 70400563200. Its totient is φ = 34135350912.

The previous prime is 50555500553. The next prime is 50555500573. The reversal of 50555500555 is 55500555505.

It is a cyclic number.

It is not a de Polignac number, because 50555500555 - 2¹ = 50555500553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50555500553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1006836 + ... + 1055854.

It is an arithmetic number, because the mean of its divisors is an integer number (2200017600).

Almost surely, 2^50555500555 is an apocalyptic number.

50555500555 is a deficient number, since it is larger than the sum of its proper divisors (19845062645).

50555500555 is a wasteful number, since it uses less digits than its factorization.

50555500555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49483.

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 50555500555 in words is "fifty billion, five hundred fifty-five million, five hundred thousand, five hundred fifty-five".