55599160 has 32 divisors (see below), whose sum is σ = 128482560. Its totient is φ = 21638016.

The previous prime is 55599109. The next prime is 55599161. The reversal of 55599160 is 6199555.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55599161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17304 + ... + 20263.

It is an arithmetic number, because the mean of its divisors is an integer number (4015080).

Almost surely, 2^55599160 is an apocalyptic number.

It is an amenable number.

55599160 is an abundant number, since it is smaller than the sum of its proper divisors (72883400).

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

55599160 is a wasteful number, since it uses less digits than its factorization.

55599160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37615 (or 37611 counting only the distinct ones).

The product of its (nonzero) digits is 60750, while the sum is 40.

The square root of 55599160 is about 7456.4844263232. The cubic root of 55599160 is about 381.6712173350.

The spelling of 55599160 in words is "fifty-five million, five hundred ninety-nine thousand, one hundred sixty".