55023568 has 20 divisors (see below), whose sum is σ = 106741060. Its totient is φ = 27477504.

The previous prime is 55023547. The next prime is 55023583. The reversal of 55023568 is 86532055.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39087504 + 15936064 = 6252^2 + 3992^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15496 + ... + 18712.

It is an arithmetic number, because the mean of its divisors is an integer number (5337053).

Almost surely, 2^55023568 is an apocalyptic number.

It is an amenable number.

55023568 is a deficient number, since it is larger than the sum of its proper divisors (51717492).

55023568 is a wasteful number, since it uses less digits than its factorization.

55023568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4294 (or 4288 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 55023568 is about 7417.7872711476. The cubic root of 55023568 is about 380.3495583092.

The spelling of 55023568 in words is "fifty-five million, twenty-three thousand, five hundred sixty-eight".