22363413893 has 2 divisors, whose sum is σ = 22363413894. Its totient is φ = 22363413892.

The previous prime is 22363413881. The next prime is 22363413937. The reversal of 22363413893 is 39831436322.

It is an a-pointer prime, because the next prime (22363413937) can be obtained adding 22363413893 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14185286404 + 8178127489 = 119102^2 + 90433^2 .

It is a cyclic number.

It is not a de Polignac number, because 22363413893 - 2²⁰ = 22362365317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22363413823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11181706946 + 11181706947.

It is an arithmetic number, because the mean of its divisors is an integer number (11181706947).

Almost surely, 2^22363413893 is an apocalyptic number.

It is an amenable number.

22363413893 is a deficient number, since it is larger than the sum of its proper divisors (1).

22363413893 is an equidigital number, since it uses as much as digits as its factorization.

22363413893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 44.

The spelling of 22363413893 in words is "twenty-two billion, three hundred sixty-three million, four hundred thirteen thousand, eight hundred ninety-three".