22340224006561 has 2 divisors, whose sum is σ = 22340224006562. Its totient is φ = 22340224006560.

The previous prime is 22340224006549. The next prime is 22340224006627. The reversal of 22340224006561 is 16560042204322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18824013982225 + 3516210024336 = 4338665^2 + 1875156^2 .

It is a cyclic number.

It is not a de Polignac number, because 22340224006561 - 2⁷ = 22340224006433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22340224006561.

It is not a weakly prime, because it can be changed into another prime (22340224006361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11170112003280 + 11170112003281.

It is an arithmetic number, because the mean of its divisors is an integer number (11170112003281).

Almost surely, 2^{22340224006561} is an apocalyptic number.

It is an amenable number.

22340224006561 is a deficient number, since it is larger than the sum of its proper divisors (1).

22340224006561 is an equidigital number, since it uses as much as digits as its factorization.

22340224006561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 22340224006561 in words is "twenty-two trillion, three hundred forty billion, two hundred twenty-four million, six thousand, five hundred sixty-one".