322387243489 has 2 divisors, whose sum is σ = 322387243490. Its totient is φ = 322387243488.

The previous prime is 322387243439. The next prime is 322387243513. The reversal of 322387243489 is 984342783223.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 251542371600 + 70844871889 = 501540^2 + 266167^2 .

It is a cyclic number.

It is not a de Polignac number, because 322387243489 - 2⁷ = 322387243361 is a prime.

It is not a weakly prime, because it can be changed into another prime (322387243439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161193621744 + 161193621745.

It is an arithmetic number, because the mean of its divisors is an integer number (161193621745).

Almost surely, 2^322387243489 is an apocalyptic number.

It is an amenable number.

322387243489 is a deficient number, since it is larger than the sum of its proper divisors (1).

322387243489 is an equidigital number, since it uses as much as digits as its factorization.

322387243489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13934592, while the sum is 55.

It can be divided in two parts, 32238 and 7243489, that added together give a palindrome (7275727).

The spelling of 322387243489 in words is "three hundred twenty-two billion, three hundred eighty-seven million, two hundred forty-three thousand, four hundred eighty-nine".