489173160 has 256 divisors, whose sum is σ = 1779148800. Its totient is φ = 105219072.

The previous prime is 489173137. The next prime is 489173171. The reversal of 489173160 is 61371984.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1047247 + ... + 1047713.

It is an arithmetic number, because the mean of its divisors is an integer number (6949800).

Almost surely, 2^489173160 is an apocalyptic number.

489173160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 489173160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (889574400).

489173160 is an abundant number, since it is smaller than the sum of its proper divisors (1289975640).

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

489173160 is a wasteful number, since it uses less digits than its factorization.

489173160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560 (or 556 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 489173160 is about 22117.2593238855. The cubic root of 489173160 is about 787.9298253191.

The spelling of 489173160 in words is "four hundred eighty-nine million, one hundred seventy-three thousand, one hundred sixty".