479866653 has 48 divisors (see below), whose sum is σ = 849418560. Its totient is φ = 266771232.

The previous prime is 479866637. The next prime is 479866661. The reversal of 479866653 is 356668974.

It is not a de Polignac number, because 479866653 - 2⁴ = 479866637 is a prime.

It is a super-2 number, since 2×479866653² = 460544009322844818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 479866653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479866613) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44050 + ... + 53852.

It is an arithmetic number, because the mean of its divisors is an integer number (17696220).

Almost surely, 2^479866653 is an apocalyptic number.

It is an amenable number.

479866653 is a deficient number, since it is larger than the sum of its proper divisors (369551907).

479866653 is a wasteful number, since it uses less digits than its factorization.

479866653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9863 (or 9850 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 479866653 is about 21905.8588738264. The cubic root of 479866653 is about 782.9010165387.

The spelling of 479866653 in words is "four hundred seventy-nine million, eight hundred sixty-six thousand, six hundred fifty-three".