16224642224171 has 2 divisors, whose sum is σ = 16224642224172. Its totient is φ = 16224642224170.

The previous prime is 16224642224159. The next prime is 16224642224201. The reversal of 16224642224171 is 17142224642261.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (17142224642261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16224642224171 - 2¹⁰ = 16224642223147 is a prime.

It is not a weakly prime, because it can be changed into another prime (16224642224471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8112321112085 + 8112321112086.

It is an arithmetic number, because the mean of its divisors is an integer number (8112321112086).

Almost surely, 2^{16224642224171} is an apocalyptic number.

16224642224171 is a deficient number, since it is larger than the sum of its proper divisors (1).

16224642224171 is an equidigital number, since it uses as much as digits as its factorization.

16224642224171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 516096, while the sum is 44.

The spelling of 16224642224171 in words is "sixteen trillion, two hundred twenty-four billion, six hundred forty-two million, two hundred twenty-four thousand, one hundred seventy-one".