45655605 has 24 divisors (see below), whose sum is σ = 79672320. Its totient is φ = 24184800.

The previous prime is 45655579. The next prime is 45655607. The reversal of 45655605 is 50655654.

It is a happy number.

45655605 is a `hidden beast` number, since 45 + 6 + 5 + 5 + 605 = 666.

45655605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45655605 - 2¹⁸ = 45393461 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45655605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45655607) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3436 + ... + 10154.

It is an arithmetic number, because the mean of its divisors is an integer number (3319680).

Almost surely, 2^45655605 is an apocalyptic number.

45655605 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45655605 is a deficient number, since it is larger than the sum of its proper divisors (34016715).

45655605 is a wasteful number, since it uses less digits than its factorization.

45655605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6881 (or 6878 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 45655605 is about 6756.8931470018. The cubic root of 45655605 is about 357.4083550767.

The spelling of 45655605 in words is "forty-five million, six hundred fifty-five thousand, six hundred five".