327516330239689 has 2 divisors, whose sum is σ = 327516330239690. Its totient is φ = 327516330239688.

The previous prime is 327516330239587. The next prime is 327516330239701. The reversal of 327516330239689 is 986932033615723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 239700839175625 + 87815491064064 = 15482275^2 + 9370992^2 .

It is a cyclic number.

It is not a de Polignac number, because 327516330239689 - 2¹¹ = 327516330237641 is a prime.

It is not a weakly prime, because it can be changed into another prime (327516330239389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163758165119844 + 163758165119845.

It is an arithmetic number, because the mean of its divisors is an integer number (163758165119845).

Almost surely, 2^{327516330239689} is an apocalyptic number.

It is an amenable number.

327516330239689 is a deficient number, since it is larger than the sum of its proper divisors (1).

327516330239689 is an equidigital number, since it uses as much as digits as its factorization.

327516330239689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264539520, while the sum is 67.

The spelling of 327516330239689 in words is "three hundred twenty-seven trillion, five hundred sixteen billion, three hundred thirty million, two hundred thirty-nine thousand, six hundred eighty-nine".