489655166 has 32 divisors (see below), whose sum is σ = 986162688. Its totient is φ = 176099040.

The previous prime is 489655163. The next prime is 489655183. The reversal of 489655166 is 661556984.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489655163) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 120290 + ... + 124293.

It is an arithmetic number, because the mean of its divisors is an integer number (30817584).

Almost surely, 2^489655166 is an apocalyptic number.

489655166 is an abundant number, since it is smaller than the sum of its proper divisors (496507522).

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

489655166 is a wasteful number, since it uses less digits than its factorization.

489655166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244616.

The product of its digits is 1555200, while the sum is 50.

The square root of 489655166 is about 22128.1532442271. The cubic root of 489655166 is about 788.1885355005.

The spelling of 489655166 in words is "four hundred eighty-nine million, six hundred fifty-five thousand, one hundred sixty-six".