2245042347439 has 2 divisors, whose sum is σ = 2245042347440. Its totient is φ = 2245042347438.

The previous prime is 2245042347397. The next prime is 2245042347523. The reversal of 2245042347439 is 9347432405422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2245042347439 - 2⁹ = 2245042346927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2245042347392 and 2245042347401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2245042347239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122521173719 + 1122521173720.

It is an arithmetic number, because the mean of its divisors is an integer number (1122521173720).

Almost surely, 2^{2245042347439} is an apocalyptic number.

2245042347439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245042347439 is an equidigital number, since it uses as much as digits as its factorization.

2245042347439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 49.

The spelling of 2245042347439 in words is "two trillion, two hundred forty-five billion, forty-two million, three hundred forty-seven thousand, four hundred thirty-nine".