16036224209 has 2 divisors, whose sum is σ = 16036224210. Its totient is φ = 16036224208.

The previous prime is 16036224157. The next prime is 16036224229. The reversal of 16036224209 is 90242263061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8066734225 + 7969489984 = 89815^2 + 89272^2 .

It is an emirp because it is prime and its reverse (90242263061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16036224209 - 2²⁸ = 15767788753 is a prime.

It is not a weakly prime, because it can be changed into another prime (16036224229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8018112104 + 8018112105.

It is an arithmetic number, because the mean of its divisors is an integer number (8018112105).

Almost surely, 2^16036224209 is an apocalyptic number.

It is an amenable number.

16036224209 is a deficient number, since it is larger than the sum of its proper divisors (1).

16036224209 is an equidigital number, since it uses as much as digits as its factorization.

16036224209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 16036224209 in words is "sixteen billion, thirty-six million, two hundred twenty-four thousand, two hundred nine".