455255556 has 24 divisors (see below), whose sum is σ = 1214015040. Its totient is φ = 130072992.

The previous prime is 455255551. The next prime is 455255611. The reversal of 455255556 is 655552554.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (455255551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2709771 + ... + 2709938.

It is an arithmetic number, because the mean of its divisors is an integer number (50583960).

Almost surely, 2^455255556 is an apocalyptic number.

It is an amenable number.

455255556 is an abundant number, since it is smaller than the sum of its proper divisors (758759484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

455255556 is a wasteful number, since it uses less digits than its factorization.

455255556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5419723 (or 5419721 counting only the distinct ones).

The product of its digits is 750000, while the sum is 42.

The square root of 455255556 is about 21336.7184918394. The cubic root of 455255556 is about 769.2811394021.

The spelling of 455255556 in words is "four hundred fifty-five million, two hundred fifty-five thousand, five hundred fifty-six".