9666666683 has 2 divisors, whose sum is σ = 9666666684. Its totient is φ = 9666666682.

The previous prime is 9666666623. The next prime is 9666666721. The reversal of 9666666683 is 3866666669.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9666666683 - 2³² = 5371699387 is a prime.

It is not a weakly prime, because it can be changed into another prime (9666666623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4833333341 + 4833333342.

It is an arithmetic number, because the mean of its divisors is an integer number (4833333342).

Almost surely, 2^9666666683 is an apocalyptic number.

9666666683 is a deficient number, since it is larger than the sum of its proper divisors (1).

9666666683 is an equidigital number, since it uses as much as digits as its factorization.

9666666683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60466176, while the sum is 62.

The square root of 9666666683 is about 98319.2081080803. The cubic root of 9666666683 is about 2130.2255106662.

The spelling of 9666666683 in words is "nine billion, six hundred sixty-six million, six hundred sixty-six thousand, six hundred eighty-three".