45523568 has 20 divisors (see below), whose sum is σ = 89649768. Its totient is φ = 22388160.

The previous prime is 45523559. The next prime is 45523573. The reversal of 45523568 is 86532554.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22346 + ... + 24297.

Almost surely, 2^45523568 is an apocalyptic number.

It is an amenable number.

45523568 is a deficient number, since it is larger than the sum of its proper divisors (44126200).

45523568 is a wasteful number, since it uses less digits than its factorization.

45523568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46712 (or 46706 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 45523568 is about 6747.1155318403. The cubic root of 45523568 is about 357.0634781603.

The spelling of 45523568 in words is "forty-five million, five hundred twenty-three thousand, five hundred sixty-eight".