489696696984 has 64 divisors (see below), whose sum is σ = 1336685639040. Its totient is φ = 148265250560.

The previous prime is 489696696977. The next prime is 489696696989.

489696696984 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 489696696897 and 489696696906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489696696989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490437 + ... + 1104500.

It is an arithmetic number, because the mean of its divisors is an integer number (20885713110).

Almost surely, 2^489696696984 is an apocalyptic number.

489696696984 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

489696696984 is an abundant number, since it is smaller than the sum of its proper divisors (846988942056).

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

489696696984 is a wasteful number, since it uses less digits than its factorization.

489696696984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596120 (or 1596116 counting only the distinct ones).

The product of its digits is 8707129344, while the sum is 84.

The spelling of 489696696984 in words is "four hundred eighty-nine billion, six hundred ninety-six million, six hundred ninety-six thousand, nine hundred eighty-four".