15996653189 has 8 divisors (see below), whose sum is σ = 17452175232. Its totient is φ = 14541344640.

The previous prime is 15996653143. The next prime is 15996653209. The reversal of 15996653189 is 98135669951.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15996653189 - 2⁸ = 15996652933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15996653689) 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 7 ways as a sum of consecutive naturals, for example, 131012 + ... + 221714.

It is an arithmetic number, because the mean of its divisors is an integer number (2181521904).

Almost surely, 2^15996653189 is an apocalyptic number.

It is an amenable number.

15996653189 is a deficient number, since it is larger than the sum of its proper divisors (1455522043).

15996653189 is a wasteful number, since it uses less digits than its factorization.

15996653189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106747.

The product of its digits is 15746400, while the sum is 62.

The spelling of 15996653189 in words is "fifteen billion, nine hundred ninety-six million, six hundred fifty-three thousand, one hundred eighty-nine".