55664876 has 24 divisors (see below), whose sum is σ = 104020224. Its totient is φ = 26001360.

The previous prime is 55664831. The next prime is 55664897. The reversal of 55664876 is 67846655.

It is a self number, because there is not a number n which added to its sum of digits gives 55664876.

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, 3080 + ... + 10991.

It is an arithmetic number, because the mean of its divisors is an integer number (4334176).

Almost surely, 2^55664876 is an apocalyptic number.

It is an amenable number.

55664876 is a deficient number, since it is larger than the sum of its proper divisors (48355348).

55664876 is a wasteful number, since it uses less digits than its factorization.

55664876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14141 (or 14139 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 47.

The square root of 55664876 is about 7460.8897592713. The cubic root of 55664876 is about 381.8215315380.

The spelling of 55664876 in words is "fifty-five million, six hundred sixty-four thousand, eight hundred seventy-six".