55663706 has 12 divisors (see below), whose sum is σ = 97127658. Its totient is φ = 23855832.

The previous prime is 55663681. The next prime is 55663733. The reversal of 55663706 is 60736655.

55663706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 40132225 + 15531481 = 6335^2 + 3941^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55663706.

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 5 ways as a sum of consecutive naturals, for example, 283901 + ... + 284096.

Almost surely, 2^55663706 is an apocalyptic number.

55663706 is a deficient number, since it is larger than the sum of its proper divisors (41463952).

55663706 is a wasteful number, since it uses less digits than its factorization.

55663706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568013 (or 568006 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 55663706 is about 7460.8113499806. The cubic root of 55663706 is about 381.8188563961.

The spelling of 55663706 in words is "fifty-five million, six hundred sixty-three thousand, seven hundred six".