55559088 has 120 divisors (see below), whose sum is σ = 172913040. Its totient is φ = 17072640.

The previous prime is 55559087. The next prime is 55559093. The reversal of 55559088 is 88095555.

55559088 is a `hidden beast` number, since 5 + 55 + 590 + 8 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (55559081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72628 + ... + 73388.

It is an arithmetic number, because the mean of its divisors is an integer number (1440942).

Almost surely, 2^55559088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55559088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86456520).

55559088 is an abundant number, since it is smaller than the sum of its proper divisors (117353952).

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

55559088 is a wasteful number, since it uses less digits than its factorization.

55559088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804 (or 779 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 45.

The square root of 55559088 is about 7453.7968848098. The cubic root of 55559088 is about 381.5795012920.

The spelling of 55559088 in words is "fifty-five million, five hundred fifty-nine thousand, eighty-eight".