216432916159 has 4 divisors (see below), whose sum is σ = 216662920200. Its totient is φ = 216202912120.

The previous prime is 216432916151. The next prime is 216432916199. The reversal of 216432916159 is 951619234612.

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 216432916159 - 2³ = 216432916151 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 (216432916151) 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, 115000609 + ... + 115002490.

It is an arithmetic number, because the mean of its divisors is an integer number (54165730050).

Almost surely, 2^216432916159 is an apocalyptic number.

216432916159 is a deficient number, since it is larger than the sum of its proper divisors (230004041).

216432916159 is an equidigital number, since it uses as much as digits as its factorization.

216432916159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230004040.

The product of its digits is 699840, while the sum is 49.

The spelling of 216432916159 in words is "two hundred sixteen billion, four hundred thirty-two million, nine hundred sixteen thousand, one hundred fifty-nine".