450520456 has 16 divisors (see below), whose sum is σ = 845095500. Its totient is φ = 225161664.

The previous prime is 450520439. The next prime is 450520463. The reversal of 450520456 is 654025054.

It can be written as a sum of positive squares in 2 ways, for example, as 347822500 + 102697956 = 18650^2 + 10134^2 .

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, 9346 + ... + 31438.

Almost surely, 2^450520456 is an apocalyptic number.

It is an amenable number.

450520456 is a deficient number, since it is larger than the sum of its proper divisors (394575044).

450520456 is a wasteful number, since it uses less digits than its factorization.

450520456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24648 (or 24644 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 450520456 is about 21225.4671562253. The cubic root of 450520456 is about 766.6047484546.

The spelling of 450520456 in words is "four hundred fifty million, five hundred twenty thousand, four hundred fifty-six".