55594656 has 144 divisors (see below), whose sum is σ = 176117760. Its totient is φ = 16519680.

The previous prime is 55594639. The next prime is 55594663. The reversal of 55594656 is 65649555.

55594656 is a `hidden beast` number, since 5 + 5 + 594 + 6 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115825 + ... + 116303.

It is an arithmetic number, because the mean of its divisors is an integer number (1223040).

Almost surely, 2^55594656 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 55594656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88058880).

55594656 is an abundant number, since it is smaller than the sum of its proper divisors (120523104).

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

55594656 is a wasteful number, since it uses less digits than its factorization.

55594656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539 (or 528 counting only the distinct ones).

The product of its digits is 810000, while the sum is 45.

The square root of 55594656 is about 7456.1824012024. The cubic root of 55594656 is about 381.6609108629.

The spelling of 55594656 in words is "fifty-five million, five hundred ninety-four thousand, six hundred fifty-six".