55605960 has 64 divisors (see below), whose sum is σ = 185356800. Its totient is φ = 14827968.

The previous prime is 55605941. The next prime is 55606003. The reversal of 55605960 is 6950655.

55605960 is a `hidden beast` number, since 5 + 5 + 60 + 596 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 24664 + ... + 26823.

It is an arithmetic number, because the mean of its divisors is an integer number (2896200).

Almost surely, 2^55605960 is an apocalyptic number.

It is an amenable number.

55605960 is an abundant number, since it is smaller than the sum of its proper divisors (129750840).

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

55605960 is a wasteful number, since it uses less digits than its factorization.

55605960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51507 (or 51497 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The square root of 55605960 is about 7456.9403913401. The cubic root of 55605960 is about 381.6867766737.

It can be divided in two parts, 55605 and 960, that added together give a palindrome (56565).

The spelling of 55605960 in words is "fifty-five million, six hundred five thousand, nine hundred sixty".