45645585 has 16 divisors (see below), whose sum is σ = 73120320. Its totient is φ = 24315200.

The previous prime is 45645577. The next prime is 45645599. The reversal of 45645585 is 58554654.

It is not a de Polignac number, because 45645585 - 2³ = 45645577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18346 + ... + 20684.

It is an arithmetic number, because the mean of its divisors is an integer number (4570020).

Almost surely, 2^45645585 is an apocalyptic number.

It is an amenable number.

45645585 is a deficient number, since it is larger than the sum of its proper divisors (27474735).

45645585 is a wasteful number, since it uses less digits than its factorization.

45645585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3648.

The product of its digits is 480000, while the sum is 42.

The square root of 45645585 is about 6756.1516412822. The cubic root of 45645585 is about 357.3822064527.

The spelling of 45645585 in words is "forty-five million, six hundred forty-five thousand, five hundred eighty-five".