55359552 has 112 divisors (see below), whose sum is σ = 154497024. Its totient is φ = 17472000.

The previous prime is 55359547. The next prime is 55359587. The reversal of 55359552 is 25595355.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 55359552.

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, 422527 + ... + 422657.

Almost surely, 2^55359552 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 55359552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77248512).

55359552 is an abundant number, since it is smaller than the sum of its proper divisors (99137472).

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

55359552 is a wasteful number, since it uses less digits than its factorization.

55359552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 238 counting only the distinct ones).

The product of its digits is 168750, while the sum is 39.

The square root of 55359552 is about 7440.3999892479. The cubic root of 55359552 is about 381.1221493011.

The spelling of 55359552 in words is "fifty-five million, three hundred fifty-nine thousand, five hundred fifty-two".