495475664 has 20 divisors (see below), whose sum is σ = 965878656. Its totient is φ = 246216672.

The previous prime is 495475663. The next prime is 495475691. The reversal of 495475664 is 466574594.

It is a super-2 number, since 2×495475664² = 490992267232481792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (495475661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92384 + ... + 97599.

Almost surely, 2^495475664 is an apocalyptic number.

It is an amenable number.

495475664 is a deficient number, since it is larger than the sum of its proper divisors (470402992).

495475664 is a wasteful number, since it uses less digits than its factorization.

495475664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190154 (or 190148 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 50.

The square root of 495475664 is about 22259.2826479202. The cubic root of 495475664 is about 791.2992901136.

The spelling of 495475664 in words is "four hundred ninety-five million, four hundred seventy-five thousand, six hundred sixty-four".