55900290568 has 64 divisors (see below), whose sum is σ = 114230736000. Its totient is φ = 25571284992.

The previous prime is 55900290553. The next prime is 55900290587. The reversal of 55900290568 is 86509200955.

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, 332088 + ... + 471256.

It is an arithmetic number, because the mean of its divisors is an integer number (1784855250).

Almost surely, 2^55900290568 is an apocalyptic number.

It is an amenable number.

55900290568 is an abundant number, since it is smaller than the sum of its proper divisors (58330445432).

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

55900290568 is a wasteful number, since it uses less digits than its factorization.

55900290568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139294 (or 139290 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 49.

The spelling of 55900290568 in words is "fifty-five billion, nine hundred million, two hundred ninety thousand, five hundred sixty-eight".