321414042533489 has 2 divisors, whose sum is σ = 321414042533490. Its totient is φ = 321414042533488.

The previous prime is 321414042533461. The next prime is 321414042533531. The reversal of 321414042533489 is 984335240414123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297361295523889 + 24052747009600 = 17244167^2 + 4904360^2 .

It is a cyclic number.

It is not a de Polignac number, because 321414042533489 - 2²⁸ = 321413774098033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 321414042533489.

It is not a weakly prime, because it can be changed into another prime (321414042533789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160707021266744 + 160707021266745.

It is an arithmetic number, because the mean of its divisors is an integer number (160707021266745).

Almost surely, 2^{321414042533489} is an apocalyptic number.

It is an amenable number.

321414042533489 is a deficient number, since it is larger than the sum of its proper divisors (1).

321414042533489 is an equidigital number, since it uses as much as digits as its factorization.

321414042533489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9953280, while the sum is 53.

The spelling of 321414042533489 in words is "three hundred twenty-one trillion, four hundred fourteen billion, forty-two million, five hundred thirty-three thousand, four hundred eighty-nine".