22243045903591 has 2 divisors, whose sum is σ = 22243045903592. Its totient is φ = 22243045903590.

The previous prime is 22243045903577. The next prime is 22243045903619. The reversal of 22243045903591 is 19530954034222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22243045903591 - 2²¹ = 22243043806439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22243045903571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11121522951795 + 11121522951796.

It is an arithmetic number, because the mean of its divisors is an integer number (11121522951796).

Almost surely, 2^{22243045903591} is an apocalyptic number.

22243045903591 is a deficient number, since it is larger than the sum of its proper divisors (1).

22243045903591 is an equidigital number, since it uses as much as digits as its factorization.

22243045903591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 49.

The spelling of 22243045903591 in words is "twenty-two trillion, two hundred forty-three billion, forty-five million, nine hundred three thousand, five hundred ninety-one".