465320666 has 16 divisors (see below), whose sum is σ = 706794984. Its totient is φ = 229737984.

The previous prime is 465320663. The next prime is 465320671. The reversal of 465320666 is 666023564.

It can be written as a sum of positive squares in 4 ways, for example, as 71893441 + 393427225 = 8479^2 + 19835^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (465320663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58886 + ... + 66318.

Almost surely, 2^465320666 is an apocalyptic number.

465320666 is a deficient number, since it is larger than the sum of its proper divisors (241474318).

465320666 is a wasteful number, since it uses less digits than its factorization.

465320666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7825.

The product of its (nonzero) digits is 155520, while the sum is 38.

The square root of 465320666 is about 21571.2926362794. The cubic root of 465320666 is about 774.9091345428.

The spelling of 465320666 in words is "four hundred sixty-five million, three hundred twenty thousand, six hundred sixty-six".