22462236442609 has 2 divisors, whose sum is σ = 22462236442610. Its totient is φ = 22462236442608.

The previous prime is 22462236442603. The next prime is 22462236442637. The reversal of 22462236442609 is 90624463226422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12623475020209 + 9838761422400 = 3552953^2 + 3136680^2 .

It is a cyclic number.

It is not a de Polignac number, because 22462236442609 - 2³ = 22462236442601 is a prime.

It is not a weakly prime, because it can be changed into another prime (22462236442601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11231118221304 + 11231118221305.

It is an arithmetic number, because the mean of its divisors is an integer number (11231118221305).

Almost surely, 2^{22462236442609} is an apocalyptic number.

It is an amenable number.

22462236442609 is a deficient number, since it is larger than the sum of its proper divisors (1).

22462236442609 is an equidigital number, since it uses as much as digits as its factorization.

22462236442609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11943936, while the sum is 52.

The spelling of 22462236442609 in words is "twenty-two trillion, four hundred sixty-two billion, two hundred thirty-six million, four hundred forty-two thousand, six hundred nine".