327072144689 has 2 divisors, whose sum is σ = 327072144690. Its totient is φ = 327072144688.

The previous prime is 327072144617. The next prime is 327072144727. The reversal of 327072144689 is 986441270723.

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., 275003750464 + 52068394225 = 524408^2 + 228185^2 .

It is a cyclic number.

It is not a de Polignac number, because 327072144689 - 2²⁰ = 327071096113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 327072144689.

It is not a weakly prime, because it can be changed into another prime (327072164689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163536072344 + 163536072345.

It is an arithmetic number, because the mean of its divisors is an integer number (163536072345).

Almost surely, 2^327072144689 is an apocalyptic number.

It is an amenable number.

327072144689 is a deficient number, since it is larger than the sum of its proper divisors (1).

327072144689 is an equidigital number, since it uses as much as digits as its factorization.

327072144689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 327072144689 in words is "three hundred twenty-seven billion, seventy-two million, one hundred forty-four thousand, six hundred eighty-nine".