22246693309 has 2 divisors, whose sum is σ = 22246693310. Its totient is φ = 22246693308.

The previous prime is 22246693283. The next prime is 22246693349. The reversal of 22246693309 is 90339664222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13289017284 + 8957676025 = 115278^2 + 94645^2 .

It is a cyclic number.

It is not a de Polignac number, because 22246693309 - 2¹¹ = 22246691261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22246693349) 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, 11123346654 + 11123346655.

It is an arithmetic number, because the mean of its divisors is an integer number (11123346655).

Almost surely, 2^22246693309 is an apocalyptic number.

It is an amenable number.

22246693309 is a deficient number, since it is larger than the sum of its proper divisors (1).

22246693309 is an equidigital number, since it uses as much as digits as its factorization.

22246693309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 839808, while the sum is 46.

The spelling of 22246693309 in words is "twenty-two billion, two hundred forty-six million, six hundred ninety-three thousand, three hundred nine".