55655636 has 12 divisors (see below), whose sum is σ = 102523680. Its totient is φ = 26363160.

The previous prime is 55655623. The next prime is 55655647. The reversal of 55655636 is 63655655.

55655636 = 960² + 961² + ... + 1016².

55655636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55655593 and 55655602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366080 + ... + 366231.

It is an arithmetic number, because the mean of its divisors is an integer number (8543640).

Almost surely, 2^55655636 is an apocalyptic number.

It is an amenable number.

55655636 is a deficient number, since it is larger than the sum of its proper divisors (46868044).

55655636 is a wasteful number, since it uses less digits than its factorization.

55655636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732334 (or 732332 counting only the distinct ones).

The product of its digits is 405000, while the sum is 41.

The square root of 55655636 is about 7460.2705044790. The cubic root of 55655636 is about 381.8004037555.

The spelling of 55655636 in words is "fifty-five million, six hundred fifty-five thousand, six hundred thirty-six".