55501656556005 has 48 divisors (see below), whose sum is σ = 109511569005696. Its totient is φ = 25739898687360.

The previous prime is 55501656555997. The next prime is 55501656556043. The reversal of 55501656556005 is 50065565610555.

55501656556005 is a `hidden beast` number, since 5 + 5 + 5 + 0 + 16 + 5 + 65 + 560 + 0 + 5 = 666.

It is not a de Polignac number, because 55501656556005 - 2³ = 55501656555997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2437479022 + ... + 2437501791.

It is an arithmetic number, because the mean of its divisors is an integer number (2281491020952).

Almost surely, 2^{55501656556005} is an apocalyptic number.

55501656556005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

55501656556005 is a deficient number, since it is larger than the sum of its proper divisors (54009912449691).

55501656556005 is a wasteful number, since it uses less digits than its factorization.

55501656556005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4874980858 (or 4874980855 counting only the distinct ones).

The product of its (nonzero) digits is 16875000, while the sum is 54.

The spelling of 55501656556005 in words is "fifty-five trillion, five hundred one billion, six hundred fifty-six million, five hundred fifty-six thousand, five".