55688044 has 12 divisors (see below), whose sum is σ = 99527904. Its totient is φ = 27251504.

The previous prime is 55688041. The next prime is 55688051. The reversal of 55688044 is 44088655.

It is a junction number, because it is equal to n+sod(n) for n = 55687988 and 55688006.

It is not an unprimeable number, because it can be changed into a prime (55688041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147919 + ... + 148294.

It is an arithmetic number, because the mean of its divisors is an integer number (8293992).

Almost surely, 2^55688044 is an apocalyptic number.

It is an amenable number.

55688044 is a deficient number, since it is larger than the sum of its proper divisors (43839860).

55688044 is a wasteful number, since it uses less digits than its factorization.

55688044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296264 (or 296262 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 55688044 is about 7462.4422275821. The cubic root of 55688044 is about 381.8744962014.

The spelling of 55688044 in words is "fifty-five million, six hundred eighty-eight thousand, forty-four".