50505500555555 has 16 divisors (see below), whose sum is σ = 61690324550400. Its totient is φ = 39683173263840.

The previous prime is 50505500555539. The next prime is 50505500555581. The reversal of 50505500555555 is 55555500550505.

It is not a de Polignac number, because 50505500555555 - 2⁴ = 50505500555539 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78140615 + ... + 78784304.

It is an arithmetic number, because the mean of its divisors is an integer number (3855645284400).

Almost surely, 2^{50505500555555} is an apocalyptic number.

50505500555555 is a deficient number, since it is larger than the sum of its proper divisors (11184823994845).

50505500555555 is a wasteful number, since it uses less digits than its factorization.

50505500555555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156926074.

The product of its (nonzero) digits is 9765625, while the sum is 50.

The spelling of 50505500555555 in words is "fifty trillion, five hundred five billion, five hundred million, five hundred fifty-five thousand, five hundred fifty-five".