489677164 has 12 divisors (see below), whose sum is σ = 859965064. Its totient is φ = 243972864.

The previous prime is 489677117. The next prime is 489677173. The reversal of 489677164 is 461776984.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215157 + ... + 217420.

Almost surely, 2^489677164 is an apocalyptic number.

It is an amenable number.

489677164 is a deficient number, since it is larger than the sum of its proper divisors (370287900).

489677164 is a wasteful number, since it uses less digits than its factorization.

489677164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432864 (or 432862 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 52.

The square root of 489677164 is about 22128.6502977475. The cubic root of 489677164 is about 788.2003385767.

The spelling of 489677164 in words is "four hundred eighty-nine million, six hundred seventy-seven thousand, one hundred sixty-four".