22442790811457 has 2 divisors, whose sum is σ = 22442790811458. Its totient is φ = 22442790811456.

The previous prime is 22442790811369. The next prime is 22442790811559. The reversal of 22442790811457 is 75411809724422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17187583015681 + 5255207795776 = 4145791^2 + 2292424^2 .

It is a cyclic number.

It is not a de Polignac number, because 22442790811457 - 2¹⁸ = 22442790549313 is a prime.

It is not a weakly prime, because it can be changed into another prime (22442793811457) 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, 11221395405728 + 11221395405729.

It is an arithmetic number, because the mean of its divisors is an integer number (11221395405729).

Almost surely, 2^{22442790811457} is an apocalyptic number.

It is an amenable number.

22442790811457 is a deficient number, since it is larger than the sum of its proper divisors (1).

22442790811457 is an equidigital number, since it uses as much as digits as its factorization.

22442790811457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 22442790811457 in words is "twenty-two trillion, four hundred forty-two billion, seven hundred ninety million, eight hundred eleven thousand, four hundred fifty-seven".