22261419589 has 2 divisors, whose sum is σ = 22261419590. Its totient is φ = 22261419588.

The previous prime is 22261419547. The next prime is 22261419617. The reversal of 22261419589 is 98591416222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18396310689 + 3865108900 = 135633^2 + 62170^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22261419589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22261414589) 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, 11130709794 + 11130709795.

It is an arithmetic number, because the mean of its divisors is an integer number (11130709795).

Almost surely, 2^22261419589 is an apocalyptic number.

It is an amenable number.

22261419589 is a deficient number, since it is larger than the sum of its proper divisors (1).

22261419589 is an equidigital number, since it uses as much as digits as its factorization.

22261419589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 49.

The spelling of 22261419589 in words is "twenty-two billion, two hundred sixty-one million, four hundred nineteen thousand, five hundred eighty-nine".