55356577565355 has 96 divisors (see below), whose sum is σ = 105015167262720. Its totient is φ = 26752222391040.

The previous prime is 55356577565281. The next prime is 55356577565363.

55356577565355 is a `hidden beast` number, since 5 + 5 + 3 + 5 + 6 + 5 + 7 + 7 + 565 + 3 + 55 = 666.

55356577565355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55356577565355 - 2⁷ = 55356577565227 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 324687742 + ... + 324858188.

It is an arithmetic number, because the mean of its divisors is an integer number (1093907992320).

Almost surely, 2^{55356577565355} is an apocalyptic number.

55356577565355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55356577565355 is a deficient number, since it is larger than the sum of its proper divisors (49658589697365).

55356577565355 is a wasteful number, since it uses less digits than its factorization.

55356577565355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172601 (or 172598 counting only the distinct ones).

The product of its digits is 6201562500, while the sum is 72.

The spelling of 55356577565355 in words is "fifty-five trillion, three hundred fifty-six billion, five hundred seventy-seven million, five hundred sixty-five thousand, three hundred fifty-five".