555011551056 has 40 divisors (see below), whose sum is σ = 1434059044704. Its totient is φ = 184967824000.

The previous prime is 555011551043. The next prime is 555011551079. The reversal of 555011551056 is 650155110555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 876195 + ... + 1370306.

Almost surely, 2^555011551056 is an apocalyptic number.

It is an amenable number.

555011551056 is an abundant number, since it is smaller than the sum of its proper divisors (879047493648).

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

555011551056 is a wasteful number, since it uses less digits than its factorization.

555011551056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251659 (or 2251653 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 555011551056 in words is "five hundred fifty-five billion, eleven million, five hundred fifty-one thousand, fifty-six".