55666060 has 24 divisors (see below), whose sum is σ = 117938016. Its totient is φ = 22068480.

The previous prime is 55666057. The next prime is 55666073. The reversal of 55666060 is 6066655.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10056 + ... + 14575.

It is an arithmetic number, because the mean of its divisors is an integer number (4914084).

Almost surely, 2^55666060 is an apocalyptic number.

It is an amenable number.

55666060 is an abundant number, since it is smaller than the sum of its proper divisors (62271956).

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

55666060 is a wasteful number, since it uses less digits than its factorization.

55666060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24753 (or 24751 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 55666060 is about 7460.9691059540. The cubic root of 55666060 is about 381.8242386519.

The spelling of 55666060 in words is "fifty-five million, six hundred sixty-six thousand, sixty".