55500500056 has 16 divisors (see below), whose sum is σ = 104102643240. Its totient is φ = 27739795200.

The previous prime is 55500500017. The next prime is 55500500071. The reversal of 55500500056 is 65000500555.

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 3 ways as a sum of consecutive naturals, for example, 1284270 + ... + 1326781.

Almost surely, 2^55500500056 is an apocalyptic number.

It is an amenable number.

55500500056 is a deficient number, since it is larger than the sum of its proper divisors (48602143184).

55500500056 is a wasteful number, since it uses less digits than its factorization.

55500500056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613714 (or 2613710 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The spelling of 55500500056 in words is "fifty-five billion, five hundred million, five hundred thousand, fifty-six".