14924889664 has 28 divisors (see below), whose sum is σ = 29666597004. Its totient is φ = 7449841664.

The previous prime is 14924889613. The next prime is 14924889677. The reversal of 14924889664 is 46698842941.

It can be written as a sum of positive squares in 2 ways, for example, as 8427240000 + 6497649664 = 91800^2 + 80608^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 158677 + ... + 234580.

Almost surely, 2^14924889664 is an apocalyptic number.

It is an amenable number.

14924889664 is a deficient number, since it is larger than the sum of its proper divisors (14741707340).

14924889664 is an equidigital number, since it uses as much as digits as its factorization.

14924889664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393862 (or 393852 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 61.

The spelling of 14924889664 in words is "fourteen billion, nine hundred twenty-four million, eight hundred eighty-nine thousand, six hundred sixty-four".