489884402668 has 24 divisors (see below), whose sum is σ = 858882777984. Its totient is φ = 244489488000.

The previous prime is 489884402653. The next prime is 489884402717. The reversal of 489884402668 is 866204488984.

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, 14067438 + ... + 14102218.

It is an arithmetic number, because the mean of its divisors is an integer number (35786782416).

Almost surely, 2^489884402668 is an apocalyptic number.

It is an amenable number.

489884402668 is a deficient number, since it is larger than the sum of its proper divisors (368998375316).

489884402668 is a wasteful number, since it uses less digits than its factorization.

489884402668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41193 (or 41191 counting only the distinct ones).

The product of its (nonzero) digits is 169869312, while the sum is 67.

The spelling of 489884402668 in words is "four hundred eighty-nine billion, eight hundred eighty-four million, four hundred two thousand, six hundred sixty-eight".