55118040579 has 72 divisors (see below), whose sum is σ = 95757023232. Its totient is φ = 30430239840.

The previous prime is 55118040553. The next prime is 55118040587. The reversal of 55118040579 is 97504081155.

55118040579 is a `hidden beast` number, since 5 + 511 + 80 + 4 + 0 + 57 + 9 = 666.

It is not a de Polignac number, because 55118040579 - 2⁵ = 55118040547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55118040529) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9334342 + ... + 9340244.

It is an arithmetic number, because the mean of its divisors is an integer number (1329958656).

Almost surely, 2^55118040579 is an apocalyptic number.

55118040579 is a deficient number, since it is larger than the sum of its proper divisors (40638982653).

55118040579 is a wasteful number, since it uses less digits than its factorization.

55118040579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6637 (or 6627 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 45.

The spelling of 55118040579 in words is "fifty-five billion, one hundred eighteen million, forty thousand, five hundred seventy-nine".