9766116677 has 2 divisors, whose sum is σ = 9766116678. Its totient is φ = 9766116676.

The previous prime is 9766116673. The next prime is 9766116683. The reversal of 9766116677 is 7766116679.

9766116677 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6053773636 + 3712343041 = 77806^2 + 60929^2 .

It is a cyclic number.

It is not a de Polignac number, because 9766116677 - 2² = 9766116673 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9766116673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4883058338 + 4883058339.

It is an arithmetic number, because the mean of its divisors is an integer number (4883058339).

Almost surely, 2^9766116677 is an apocalyptic number.

It is an amenable number.

9766116677 is a deficient number, since it is larger than the sum of its proper divisors (1).

9766116677 is an equidigital number, since it uses as much as digits as its factorization.

9766116677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4000752, while the sum is 56.

The square root of 9766116677 is about 98823.6645596590. The cubic root of 9766116677 is about 2137.5058049932.

The spelling of 9766116677 in words is "nine billion, seven hundred sixty-six million, one hundred sixteen thousand, six hundred seventy-seven".