55655382 has 16 divisors (see below), whose sum is σ = 117858672. Its totient is φ = 17460480.

The previous prime is 55655381. The next prime is 55655387. The reversal of 55655382 is 28355655.

It is a self number, because there is not a number n which added to its sum of digits gives 55655382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55655381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272719 + ... + 272922.

It is an arithmetic number, because the mean of its divisors is an integer number (7366167).

Almost surely, 2^55655382 is an apocalyptic number.

55655382 is an abundant number, since it is smaller than the sum of its proper divisors (62203290).

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

55655382 is a wasteful number, since it uses less digits than its factorization.

55655382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545663.

The product of its digits is 180000, while the sum is 39.

The square root of 55655382 is about 7460.2534809482. The cubic root of 55655382 is about 381.7998229371.

The spelling of 55655382 in words is "fifty-five million, six hundred fifty-five thousand, three hundred eighty-two".