55686196 has 6 divisors (see below), whose sum is σ = 97450850. Its totient is φ = 27843096.

The previous prime is 55686181. The next prime is 55686209. The reversal of 55686196 is 69168655.

It can be written as a sum of positive squares in only one way, i.e., 55651600 + 34596 = 7460^2 + 186^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6960771 + ... + 6960778.

Almost surely, 2^55686196 is an apocalyptic number.

It is an amenable number.

55686196 is a deficient number, since it is larger than the sum of its proper divisors (41764654).

55686196 is a wasteful number, since it uses less digits than its factorization.

55686196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13921553 (or 13921551 counting only the distinct ones).

The product of its digits is 388800, while the sum is 46.

The square root of 55686196 is about 7462.3184065008. The cubic root of 55686196 is about 381.8702720040.

The spelling of 55686196 in words is "fifty-five million, six hundred eighty-six thousand, one hundred ninety-six".