455840456 has 16 divisors (see below), whose sum is σ = 854930700. Its totient is φ = 227858944.

The previous prime is 455840447. The next prime is 455840459. The reversal of 455840456 is 654048554.

It can be written as a sum of positive squares in 2 ways, for example, as 455822500 + 17956 = 21350^2 + 134^2 .

It is not an unprimeable number, because it can be changed into a prime (455840459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46340 + ... + 55308.

Almost surely, 2^455840456 is an apocalyptic number.

It is an amenable number.

455840456 is a deficient number, since it is larger than the sum of its proper divisors (399090244).

455840456 is a wasteful number, since it uses less digits than its factorization.

455840456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15328 (or 15324 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 41.

The square root of 455840456 is about 21350.4205110813. The cubic root of 455840456 is about 769.6104489327.

The spelling of 455840456 in words is "four hundred fifty-five million, eight hundred forty thousand, four hundred fifty-six".