22441969458869 has 2 divisors, whose sum is σ = 22441969458870. Its totient is φ = 22441969458868.

The previous prime is 22441969458859. The next prime is 22441969458929. The reversal of 22441969458869 is 96885496914422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13383254005969 + 9058715452900 = 3658313^2 + 3009770^2 .

It is a cyclic number.

It is not a de Polignac number, because 22441969458869 - 2²⁰ = 22441968410293 is a prime.

It is a super-2 number, since 2×22441969458869² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22441969458869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22441969458859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11220984729434 + 11220984729435.

It is an arithmetic number, because the mean of its divisors is an integer number (11220984729435).

Almost surely, 2^{22441969458869} is an apocalyptic number.

It is an amenable number.

22441969458869 is a deficient number, since it is larger than the sum of its proper divisors (1).

22441969458869 is an equidigital number, since it uses as much as digits as its factorization.

22441969458869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2149908480, while the sum is 77.

The spelling of 22441969458869 in words is "twenty-two trillion, four hundred forty-one billion, nine hundred sixty-nine million, four hundred fifty-eight thousand, eight hundred sixty-nine".