9697681616093 has 2 divisors, whose sum is σ = 9697681616094. Its totient is φ = 9697681616092.

The previous prime is 9697681616081. The next prime is 9697681616123. The reversal of 9697681616093 is 3906161867969.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8685410198404 + 1012271417689 = 2947102^2 + 1006117^2 .

It is a cyclic number.

It is not a de Polignac number, because 9697681616093 - 2²⁰ = 9697680567517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9697687616093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4848840808046 + 4848840808047.

It is an arithmetic number, because the mean of its divisors is an integer number (4848840808047).

Almost surely, 2^{9697681616093} is an apocalyptic number.

It is an amenable number.

9697681616093 is a deficient number, since it is larger than the sum of its proper divisors (1).

9697681616093 is an equidigital number, since it uses as much as digits as its factorization.

9697681616093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158723712, while the sum is 71.

The spelling of 9697681616093 in words is "nine trillion, six hundred ninety-seven billion, six hundred eighty-one million, six hundred sixteen thousand, ninety-three".