550539935055 has 64 divisors (see below), whose sum is σ = 1072774679040. Its totient is φ = 265663238400.

The previous prime is 550539935053. The next prime is 550539935059.

550539935055 is a `hidden beast` number, since 5 + 5 + 0 + 539 + 9 + 3 + 50 + 55 = 666.

550539935055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 550539935055 - 2¹ = 550539935053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 550539934992 and 550539935010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550539935053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 565182 + ... + 1191851.

It is an arithmetic number, because the mean of its divisors is an integer number (16762104360).

Almost surely, 2^550539935055 is an apocalyptic number.

550539935055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550539935055 is a deficient number, since it is larger than the sum of its proper divisors (522234743985).

550539935055 is a wasteful number, since it uses less digits than its factorization.

550539935055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757269 (or 1757263 counting only the distinct ones).

The product of its (nonzero) digits is 11390625, while the sum is 54.

The spelling of 550539935055 in words is "five hundred fifty billion, five hundred thirty-nine million, nine hundred thirty-five thousand, fifty-five".