55344568 has 64 divisors (see below), whose sum is σ = 114278400. Its totient is φ = 25038720.

The previous prime is 55344539. The next prime is 55344593. The reversal of 55344568 is 86544355.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (288000) is a multiple of the sum of its prime divisors (256).

It is a self number, because there is not a number n which added to its sum of digits gives 55344568.

It is a congruent number.

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, 435721 + ... + 435847.

It is an arithmetic number, because the mean of its divisors is an integer number (1785600).

Almost surely, 2^55344568 is an apocalyptic number.

It is an amenable number.

55344568 is an abundant number, since it is smaller than the sum of its proper divisors (58933832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55344568 is a wasteful number, since it uses less digits than its factorization.

55344568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 256 counting only the distinct ones).

The product of its digits is 288000, while the sum is 40.

The square root of 55344568 is about 7439.3929859902. The cubic root of 55344568 is about 381.0877604776.

The spelling of 55344568 in words is "fifty-five million, three hundred forty-four thousand, five hundred sixty-eight".