16009868159 has 4 divisors (see below), whose sum is σ = 16010129520. Its totient is φ = 16009606800.

The previous prime is 16009868153. The next prime is 16009868183. The reversal of 16009868159 is 95186890061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16009868159 - 2¹⁶ = 16009802623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16009868159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16009868153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16334 + ... + 179684.

It is an arithmetic number, because the mean of its divisors is an integer number (4002532380).

Almost surely, 2^16009868159 is an apocalyptic number.

16009868159 is a deficient number, since it is larger than the sum of its proper divisors (261361).

16009868159 is an equidigital number, since it uses as much as digits as its factorization.

16009868159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261360.

The product of its (nonzero) digits is 933120, while the sum is 53.

The spelling of 16009868159 in words is "sixteen billion, nine million, eight hundred sixty-eight thousand, one hundred fifty-nine".