45169456 has 30 divisors (see below), whose sum is σ = 89134052. Its totient is φ = 22174560.

The previous prime is 45169451. The next prime is 45169477. The reversal of 45169456 is 65496154.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45169451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55291 + ... + 56101.

Almost surely, 2^45169456 is an apocalyptic number.

It is an amenable number.

45169456 is a deficient number, since it is larger than the sum of its proper divisors (43964596).

45169456 is an equidigital number, since it uses as much as digits as its factorization.

45169456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937 (or 872 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The square root of 45169456 is about 6720.8225687039. The cubic root of 45169456 is about 356.1352429804.

The spelling of 45169456 in words is "forty-five million, one hundred sixty-nine thousand, four hundred fifty-six".