489568650 has 24 divisors (see below), whose sum is σ = 1214130624. Its totient is φ = 130551600.

The previous prime is 489568637. The next prime is 489568679. The reversal of 489568650 is 56865984.

It is a junction number, because it is equal to n+sod(n) for n = 489568593 and 489568602.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1631746 + ... + 1632045.

It is an arithmetic number, because the mean of its divisors is an integer number (50588776).

Almost surely, 2^489568650 is an apocalyptic number.

489568650 is an abundant number, since it is smaller than the sum of its proper divisors (724561974).

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

489568650 is a wasteful number, since it uses less digits than its factorization.

489568650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3263806 (or 3263801 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The square root of 489568650 is about 22126.1982726360. The cubic root of 489568650 is about 788.1421117172.

The spelling of 489568650 in words is "four hundred eighty-nine million, five hundred sixty-eight thousand, six hundred fifty".