2163489584 has 20 divisors (see below), whose sum is σ = 4193061984. Its totient is φ = 1081409088.

The previous prime is 2163489583. The next prime is 2163489617. The reversal of 2163489584 is 4859843612.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2163489583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37049 + ... + 75495.

Almost surely, 2^2163489584 is an apocalyptic number.

It is an amenable number.

2163489584 is a deficient number, since it is larger than the sum of its proper divisors (2029572400).

2163489584 is a wasteful number, since it uses less digits than its factorization.

2163489584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41972 (or 41966 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 50.

The square root of 2163489584 is about 46513.3269504558. The cubic root of 2163489584 is about 1293.3565580789.

The spelling of 2163489584 in words is "two billion, one hundred sixty-three million, four hundred eighty-nine thousand, five hundred eighty-four".