55566115575 has 24 divisors (see below), whose sum is σ = 93602701008. Its totient is φ = 29076103680.

The previous prime is 55566115513. The next prime is 55566115589. The reversal of 55566115575 is 57551166555.

It is not a de Polignac number, because 55566115575 - 2⁶ = 55566115511 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6985474 + ... + 6993423.

It is an arithmetic number, because the mean of its divisors is an integer number (3900112542).

Almost surely, 2^55566115575 is an apocalyptic number.

55566115575 is a deficient number, since it is larger than the sum of its proper divisors (38036585433).

55566115575 is a wasteful number, since it uses less digits than its factorization.

55566115575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13978963 (or 13978958 counting only the distinct ones).

The product of its digits is 3937500, while the sum is 51.

The spelling of 55566115575 in words is "fifty-five billion, five hundred sixty-six million, one hundred fifteen thousand, five hundred seventy-five".