550553355055 has 16 divisors (see below), whose sum is σ = 720990831744. Its totient is φ = 400254418080.

The previous prime is 550553355047. The next prime is 550553355073.

550553355055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 550553355055 - 2³ = 550553355047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550553354996 and 550553355014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1700037 + ... + 1997806.

It is an arithmetic number, because the mean of its divisors is an integer number (45061926984).

Almost surely, 2^550553355055 is an apocalyptic number.

550553355055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550553355055 is a deficient number, since it is larger than the sum of its proper divisors (170437476689).

550553355055 is a wasteful number, since it uses less digits than its factorization.

550553355055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700566.

The product of its (nonzero) digits is 3515625, while the sum is 46.

The spelling of 550553355055 in words is "five hundred fifty billion, five hundred fifty-three million, three hundred fifty-five thousand, fifty-five".