22416202409 has 2 divisors, whose sum is σ = 22416202410. Its totient is φ = 22416202408.

The previous prime is 22416202387. The next prime is 22416202421. The reversal of 22416202409 is 90420261422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17332512409 + 5083690000 = 131653^2 + 71300^2 .

It is a cyclic number.

It is not a de Polignac number, because 22416202409 - 2⁸ = 22416202153 is a prime.

It is a super-2 number, since 2×22416202409² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22416202439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11208101204 + 11208101205.

It is an arithmetic number, because the mean of its divisors is an integer number (11208101205).

Almost surely, 2^22416202409 is an apocalyptic number.

It is an amenable number.

22416202409 is a deficient number, since it is larger than the sum of its proper divisors (1).

22416202409 is an equidigital number, since it uses as much as digits as its factorization.

22416202409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 22416202409 in words is "twenty-two billion, four hundred sixteen million, two hundred two thousand, four hundred nine".