327523516997 has 2 divisors, whose sum is σ = 327523516998. Its totient is φ = 327523516996.

The previous prime is 327523516993. The next prime is 327523517023. The reversal of 327523516997 is 799615325723.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174215246881 + 153308270116 = 417391^2 + 391546^2 .

It is a cyclic number.

It is not a de Polignac number, because 327523516997 - 2² = 327523516993 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (327523516993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163761758498 + 163761758499.

It is an arithmetic number, because the mean of its divisors is an integer number (163761758499).

Almost surely, 2^327523516997 is an apocalyptic number.

It is an amenable number.

327523516997 is a deficient number, since it is larger than the sum of its proper divisors (1).

327523516997 is an equidigital number, since it uses as much as digits as its factorization.

327523516997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21432600, while the sum is 59.

The spelling of 327523516997 in words is "three hundred twenty-seven billion, five hundred twenty-three million, five hundred sixteen thousand, nine hundred ninety-seven".