55904102618 has 32 divisors (see below), whose sum is σ = 105724846080. Its totient is φ = 21576493440.

The previous prime is 55904102609. The next prime is 55904102663. The reversal of 55904102618 is 81620140955.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3738458 + ... + 3753381.

It is an arithmetic number, because the mean of its divisors is an integer number (3303901440).

Almost surely, 2^55904102618 is an apocalyptic number.

55904102618 is a deficient number, since it is larger than the sum of its proper divisors (49820743462).

55904102618 is a wasteful number, since it uses less digits than its factorization.

55904102618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7491902.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 55904102618 in words is "fifty-five billion, nine hundred four million, one hundred two thousand, six hundred eighteen".