489709573136 has 80 divisors (see below), whose sum is σ = 1088205052800. Its totient is φ = 209132098560.

The previous prime is 489709573123. The next prime is 489709573189. The reversal of 489709573136 is 631375907984.

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, 37378715 + ... + 37391813.

It is an arithmetic number, because the mean of its divisors is an integer number (13602563160).

Almost surely, 2^489709573136 is an apocalyptic number.

It is an amenable number.

489709573136 is an abundant number, since it is smaller than the sum of its proper divisors (598495479664).

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

489709573136 is a wasteful number, since it uses less digits than its factorization.

489709573136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14272 (or 14266 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 62.

The spelling of 489709573136 in words is "four hundred eighty-nine billion, seven hundred nine million, five hundred seventy-three thousand, one hundred thirty-six".