455855812 has 6 divisors (see below), whose sum is σ = 797747678. Its totient is φ = 227927904.

The previous prime is 455855783. The next prime is 455855821. The reversal of 455855812 is 218558554.

It can be written as a sum of positive squares in only one way, i.e., 373880896 + 81974916 = 19336^2 + 9054^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56981973 + ... + 56981980.

Almost surely, 2^455855812 is an apocalyptic number.

It is an amenable number.

455855812 is a deficient number, since it is larger than the sum of its proper divisors (341891866).

455855812 is a wasteful number, since it uses less digits than its factorization.

455855812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113963957 (or 113963955 counting only the distinct ones).

The product of its digits is 320000, while the sum is 43.

The square root of 455855812 is about 21350.7801262624. The cubic root of 455855812 is about 769.6190908491.

The spelling of 455855812 in words is "four hundred fifty-five million, eight hundred fifty-five thousand, eight hundred twelve".