475656644 has 24 divisors (see below), whose sum is σ = 841232448. Its totient is φ = 235317600.

The previous prime is 475656613. The next prime is 475656679. The reversal of 475656644 is 446656574.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165887 + ... + 168729.

It is an arithmetic number, because the mean of its divisors is an integer number (35051352).

Almost surely, 2^475656644 is an apocalyptic number.

It is an amenable number.

475656644 is a deficient number, since it is larger than the sum of its proper divisors (365575804).

475656644 is a wasteful number, since it uses less digits than its factorization.

475656644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275 (or 3273 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 47.

The square root of 475656644 is about 21809.5539615096. The cubic root of 475656644 is about 780.6047490635.

The spelling of 475656644 in words is "four hundred seventy-five million, six hundred fifty-six thousand, six hundred forty-four".