455664699 has 24 divisors (see below), whose sum is σ = 754341120. Its totient is φ = 259641648.

The previous prime is 455664673. The next prime is 455664709. The reversal of 455664699 is 996466554.

455664699 is a `hidden beast` number, since 455 + 66 + 46 + 99 = 666.

It is not a de Polignac number, because 455664699 - 2¹¹ = 455662651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (455664659) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12544 + ... + 32690.

It is an arithmetic number, because the mean of its divisors is an integer number (31430880).

Almost surely, 2^455664699 is an apocalyptic number.

455664699 is a deficient number, since it is larger than the sum of its proper divisors (298676421).

455664699 is a wasteful number, since it uses less digits than its factorization.

455664699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20519 (or 20516 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The square root of 455664699 is about 21346.3041063318. The cubic root of 455664699 is about 769.5115241078.

The spelling of 455664699 in words is "four hundred fifty-five million, six hundred sixty-four thousand, six hundred ninety-nine".