97682385617 has 2 divisors, whose sum is σ = 97682385618. Its totient is φ = 97682385616.

The previous prime is 97682385613. The next prime is 97682385637. The reversal of 97682385617 is 71658328679.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66439702081 + 31242683536 = 257759^2 + 176756^2 .

It is a cyclic number.

It is not a de Polignac number, because 97682385617 - 2² = 97682385613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 97682385617.

It is not a weakly prime, because it can be changed into another prime (97682385613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48841192808 + 48841192809.

It is an arithmetic number, because the mean of its divisors is an integer number (48841192809).

Almost surely, 2^97682385617 is an apocalyptic number.

It is an amenable number.

97682385617 is a deficient number, since it is larger than the sum of its proper divisors (1).

97682385617 is an equidigital number, since it uses as much as digits as its factorization.

97682385617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30481920, while the sum is 62.

The spelling of 97682385617 in words is "ninety-seven billion, six hundred eighty-two million, three hundred eighty-five thousand, six hundred seventeen".