9766116673 has 2 divisors, whose sum is σ = 9766116674. Its totient is φ = 9766116672.

The previous prime is 9766116629. The next prime is 9766116677. The reversal of 9766116673 is 3766116679.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5015047489 + 4751069184 = 70817^2 + 68928^2 .

It is a cyclic number.

It is not a de Polignac number, because 9766116673 - 2⁹ = 9766116161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9766116673.

It is not a weakly prime, because it can be changed into another prime (9766116677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4883058336 + 4883058337.

It is an arithmetic number, because the mean of its divisors is an integer number (4883058337).

Almost surely, 2^9766116673 is an apocalyptic number.

It is an amenable number.

9766116673 is a deficient number, since it is larger than the sum of its proper divisors (1).

9766116673 is an equidigital number, since it uses as much as digits as its factorization.

9766116673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1714608, while the sum is 52.

The square root of 9766116673 is about 98823.6645394209. The cubic root of 9766116673 is about 2137.5058047014.

The spelling of 9766116673 in words is "nine billion, seven hundred sixty-six million, one hundred sixteen thousand, six hundred seventy-three".