550584485055 has 32 divisors (see below), whose sum is σ = 1067800216320. Its totient is φ = 266950052640.

The previous prime is 550584485021. The next prime is 550584485141.

It is a happy number.

550584485055 is a `hidden beast` number, since 5 + 5 + 0 + 584 + 4 + 8 + 5 + 0 + 55 = 666.

550584485055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 550584485055 - 2⁸ = 550584484799 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 550584484992 and 550584485010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185380497 + ... + 185383466.

It is an arithmetic number, because the mean of its divisors is an integer number (33368756760).

Almost surely, 2^550584485055 is an apocalyptic number.

550584485055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550584485055 is a deficient number, since it is larger than the sum of its proper divisors (517215731265).

550584485055 is a wasteful number, since it uses less digits than its factorization.

550584485055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370763988 (or 370763982 counting only the distinct ones).

The product of its (nonzero) digits is 16000000, while the sum is 54.

The spelling of 550584485055 in words is "five hundred fifty billion, five hundred eighty-four million, four hundred eighty-five thousand, fifty-five".