55005561056 has 24 divisors (see below), whose sum is σ = 108298968624. Its totient is φ = 27501061120.

The previous prime is 55005561043. The next prime is 55005561137. The reversal of 55005561056 is 65016550055.

It is a super-2 number, since 2×55005561056² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581741 + ... + 669651.

It is an arithmetic number, because the mean of its divisors is an integer number (4512457026).

Almost surely, 2^55005561056 is an apocalyptic number.

It is an amenable number.

55005561056 is a deficient number, since it is larger than the sum of its proper divisors (53293407568).

55005561056 is a wasteful number, since it uses less digits than its factorization.

55005561056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107474 (or 107466 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 55005561056 in words is "fifty-five billion, five million, five hundred sixty-one thousand, fifty-six".