489616663512 has 64 divisors (see below), whose sum is σ = 1227097317600. Its totient is φ = 162798371840.

The previous prime is 489616663477. The next prime is 489616663537. The reversal of 489616663512 is 215366616984.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48776158 + ... + 48786194.

Almost surely, 2^489616663512 is an apocalyptic number.

It is an amenable number.

489616663512 is an abundant number, since it is smaller than the sum of its proper divisors (737480654088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

489616663512 is a wasteful number, since it uses less digits than its factorization.

489616663512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14916 (or 14912 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 57.

The spelling of 489616663512 in words is "four hundred eighty-nine billion, six hundred sixteen million, six hundred sixty-three thousand, five hundred twelve".