55986168 has 64 divisors (see below), whose sum is σ = 169378560. Its totient is φ = 15054336.

The previous prime is 55986167. The next prime is 55986187. The reversal of 55986168 is 86168955.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55986167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6946 + ... + 12657.

It is an arithmetic number, because the mean of its divisors is an integer number (2646540).

Almost surely, 2^55986168 is an apocalyptic number.

It is an amenable number.

55986168 is an abundant number, since it is smaller than the sum of its proper divisors (113392392).

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

55986168 is a wasteful number, since it uses less digits than its factorization.

55986168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19636 (or 19632 counting only the distinct ones).

The product of its digits is 518400, while the sum is 48.

The square root of 55986168 is about 7482.3905270976. The cubic root of 55986168 is about 382.5547343605.

The spelling of 55986168 in words is "fifty-five million, nine hundred eighty-six thousand, one hundred sixty-eight".