55663696 has 20 divisors (see below), whose sum is σ = 117653184. Its totient is φ = 25301600.

The previous prime is 55663681. The next prime is 55663733. The reversal of 55663696 is 69636655.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157960 + ... + 158311.

Almost surely, 2^55663696 is an apocalyptic number.

It is an amenable number.

55663696 is an abundant number, since it is smaller than the sum of its proper divisors (61989488).

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

55663696 is a wasteful number, since it uses less digits than its factorization.

55663696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316290 (or 316284 counting only the distinct ones).

The product of its digits is 874800, while the sum is 46.

The square root of 55663696 is about 7460.8106798122. The cubic root of 55663696 is about 381.8188335315.

The spelling of 55663696 in words is "fifty-five million, six hundred sixty-three thousand, six hundred ninety-six".