555120651056 has 40 divisors (see below), whose sum is σ = 1113536121984. Its totient is φ = 267809633280.

The previous prime is 555120650947. The next prime is 555120651089. The reversal of 555120651056 is 650156021555.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1493375 + ... + 1827678.

Almost surely, 2^555120651056 is an apocalyptic number.

It is an amenable number.

555120651056 is an abundant number, since it is smaller than the sum of its proper divisors (558415470928).

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

555120651056 is a wasteful number, since it uses less digits than its factorization.

555120651056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3321429 (or 3321423 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 41.

The spelling of 555120651056 in words is "five hundred fifty-five billion, one hundred twenty million, six hundred fifty-one thousand, fifty-six".