455405450 has 24 divisors (see below), whose sum is σ = 867717900. Its totient is φ = 177718400.

The previous prime is 455405441. The next prime is 455405459. The reversal of 455405450 is 54504554.

It is an interprime number because it is at equal distance from previous prime (455405441) and next prime (455405459).

It can be written as a sum of positive squares in 6 ways, for example, as 48455521 + 406949929 = 6961^2 + 20173^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (455405459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109025 + ... + 113124.

Almost surely, 2^455405450 is an apocalyptic number.

455405450 is a deficient number, since it is larger than the sum of its proper divisors (412312450).

455405450 is a wasteful number, since it uses less digits than its factorization.

455405450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222202 (or 222197 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 32.

The square root of 455405450 is about 21340.2307860060. The cubic root of 455405450 is about 769.3655593669.

The spelling of 455405450 in words is "four hundred fifty-five million, four hundred five thousand, four hundred fifty".