550500055056 has 100 divisors (see below), whose sum is σ = 1820922169792. Its totient is φ = 157285727424.

The previous prime is 550500055037. The next prime is 550500055067. The reversal of 550500055056 is 650550005055.

550500055056 is a `hidden beast` number, since 5 + 5 + 0 + 50 + 0 + 0 + 550 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 550500055056.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30331540 + ... + 30349683.

Almost surely, 2^550500055056 is an apocalyptic number.

550500055056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

550500055056 is an abundant number, since it is smaller than the sum of its proper divisors (1270422114736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550500055056 is a wasteful number, since it uses less digits than its factorization.

550500055056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60681250 (or 60681235 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 36.

The spelling of 550500055056 in words is "five hundred fifty billion, five hundred million, fifty-five thousand, fifty-six".