45655188 has 72 divisors (see below), whose sum is σ = 114107616. Its totient is φ = 14195520.

The previous prime is 45655187. The next prime is 45655213. The reversal of 45655188 is 88155654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45655187) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 426631 + ... + 426737.

It is an arithmetic number, because the mean of its divisors is an integer number (1584828).

Almost surely, 2^45655188 is an apocalyptic number.

It is an amenable number.

45655188 is an abundant number, since it is smaller than the sum of its proper divisors (68452428).

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

45655188 is a wasteful number, since it uses less digits than its factorization.

45655188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 180 counting only the distinct ones).

The product of its digits is 192000, while the sum is 42.

The square root of 45655188 is about 6756.8622895542. The cubic root of 45655188 is about 357.4072669318.

The spelling of 45655188 in words is "forty-five million, six hundred fifty-five thousand, one hundred eighty-eight".