55573852618 has 16 divisors (see below), whose sum is σ = 88653196224. Its totient is φ = 26037188800.

The previous prime is 55573852573. The next prime is 55573852627. The reversal of 55573852618 is 81625837555.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3592558 + ... + 3607993.

It is an arithmetic number, because the mean of its divisors is an integer number (5540824764).

Almost surely, 2^55573852618 is an apocalyptic number.

55573852618 is a deficient number, since it is larger than the sum of its proper divisors (33079343606).

55573852618 is a wasteful number, since it uses less digits than its factorization.

55573852618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7200797.

The product of its digits is 10080000, while the sum is 55.

The spelling of 55573852618 in words is "fifty-five billion, five hundred seventy-three million, eight hundred fifty-two thousand, six hundred eighteen".