16886159868143 has 4 divisors (see below), whose sum is σ = 17342542567320. Its totient is φ = 16429777168968.

The previous prime is 16886159868139. The next prime is 16886159868163. The reversal of 16886159868143 is 34186895168861.

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 16886159868143 - 2² = 16886159868139 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 (16886159868103) 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, 228191349533 + ... + 228191349606.

It is an arithmetic number, because the mean of its divisors is an integer number (4335635641830).

Almost surely, 2^{16886159868143} is an apocalyptic number.

16886159868143 is a deficient number, since it is larger than the sum of its proper divisors (456382699177).

16886159868143 is an equidigital number, since it uses as much as digits as its factorization.

16886159868143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456382699176.

The product of its digits is 477757440, while the sum is 74.

The spelling of 16886159868143 in words is "sixteen trillion, eight hundred eighty-six billion, one hundred fifty-nine million, eight hundred sixty-eight thousand, one hundred forty-three".