455254566 has 24 divisors (see below), whose sum is σ = 985938120. Its totient is φ = 140078016.

The previous prime is 455254559. The next prime is 455254567. The reversal of 455254566 is 665452554.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455254567) 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, 223471 + ... + 225498.

It is an arithmetic number, because the mean of its divisors is an integer number (41080755).

Almost surely, 2^455254566 is an apocalyptic number.

455254566 is an abundant number, since it is smaller than the sum of its proper divisors (530683554).

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

455254566 is a wasteful number, since it uses less digits than its factorization.

455254566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449000 (or 448987 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

The square root of 455254566 is about 21336.6952923830. The cubic root of 455254566 is about 769.2805817748.

The spelling of 455254566 in words is "four hundred fifty-five million, two hundred fifty-four thousand, five hundred sixty-six".