97680192697 has 2 divisors, whose sum is σ = 97680192698. Its totient is φ = 97680192696.

The previous prime is 97680192691. The next prime is 97680192737. The reversal of 97680192697 is 79629108679.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97558774336 + 121418361 = 312344^2 + 11019^2 .

It is a cyclic number.

It is not a de Polignac number, because 97680192697 - 2³ = 97680192689 is a prime.

It is not a weakly prime, because it can be changed into another prime (97680192691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48840096348 + 48840096349.

It is an arithmetic number, because the mean of its divisors is an integer number (48840096349).

Almost surely, 2^97680192697 is an apocalyptic number.

It is an amenable number.

97680192697 is a deficient number, since it is larger than the sum of its proper divisors (1).

97680192697 is an equidigital number, since it uses as much as digits as its factorization.

97680192697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20575296, while the sum is 64.

The spelling of 97680192697 in words is "ninety-seven billion, six hundred eighty million, one hundred ninety-two thousand, six hundred ninety-seven".