489872089832 has 16 divisors (see below), whose sum is σ = 940912856100. Its totient is φ = 238961994880.

The previous prime is 489872089801. The next prime is 489872089859. The reversal of 489872089832 is 238980278984.

It can be written as a sum of positive squares in 2 ways, for example, as 301087053796 + 188785036036 = 548714^2 + 434494^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746755907 + ... + 746756562.

Almost surely, 2^489872089832 is an apocalyptic number.

It is an amenable number.

489872089832 is a deficient number, since it is larger than the sum of its proper divisors (451040766268).

489872089832 is a wasteful number, since it uses less digits than its factorization.

489872089832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493512516 (or 1493512512 counting only the distinct ones).

The product of its (nonzero) digits is 111476736, while the sum is 68.

The spelling of 489872089832 in words is "four hundred eighty-nine billion, eight hundred seventy-two million, eighty-nine thousand, eight hundred thirty-two".