479881648 has 20 divisors (see below), whose sum is σ = 930116560. Its totient is φ = 239851584.

The previous prime is 479881621. The next prime is 479881657. The reversal of 479881648 is 846188974.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68986 + ... + 75622.

It is an arithmetic number, because the mean of its divisors is an integer number (46505828).

Almost surely, 2^479881648 is an apocalyptic number.

It is an amenable number.

479881648 is a deficient number, since it is larger than the sum of its proper divisors (450234912).

479881648 is a wasteful number, since it uses less digits than its factorization.

479881648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11164 (or 11158 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 55.

The square root of 479881648 is about 21906.2011311866. The cubic root of 479881648 is about 782.9091712197.

The spelling of 479881648 in words is "four hundred seventy-nine million, eight hundred eighty-one thousand, six hundred forty-eight".