22044443044391 has 2 divisors, whose sum is σ = 22044443044392. Its totient is φ = 22044443044390.

The previous prime is 22044443044297. The next prime is 22044443044423. The reversal of 22044443044391 is 19344034444022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22044443044391 - 2²² = 22044438850087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22044443044291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11022221522195 + 11022221522196.

It is an arithmetic number, because the mean of its divisors is an integer number (11022221522196).

Almost surely, 2^{22044443044391} is an apocalyptic number.

22044443044391 is a deficient number, since it is larger than the sum of its proper divisors (1).

22044443044391 is an equidigital number, since it uses as much as digits as its factorization.

22044443044391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 22044443044391 in words is "twenty-two trillion, forty-four billion, four hundred forty-three million, forty-four thousand, three hundred ninety-one".