55607056605 has 16 divisors (see below), whose sum is σ = 98856989760. Its totient is φ = 29657096784.

The previous prime is 55607056579. The next prime is 55607056607. The reversal of 55607056605 is 50665070655.

It is not a de Polignac number, because 55607056605 - 2⁶ = 55607056541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55607056607) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 205951927 + ... + 205952196.

It is an arithmetic number, because the mean of its divisors is an integer number (6178561860).

Almost surely, 2^55607056605 is an apocalyptic number.

It is an amenable number.

55607056605 is a deficient number, since it is larger than the sum of its proper divisors (43249933155).

55607056605 is a wasteful number, since it uses less digits than its factorization.

55607056605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411904137 (or 411904131 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 55607056605 in words is "fifty-five billion, six hundred seven million, fifty-six thousand, six hundred five".