9640676567299 has 2 divisors, whose sum is σ = 9640676567300. Its totient is φ = 9640676567298.

The previous prime is 9640676567237. The next prime is 9640676567317. The reversal of 9640676567299 is 9927656760469.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9640676567299 is a prime.

It is not a weakly prime, because it can be changed into another prime (9640670567299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4820338283649 + 4820338283650.

It is an arithmetic number, because the mean of its divisors is an integer number (4820338283650).

Almost surely, 2^{9640676567299} is an apocalyptic number.

9640676567299 is a deficient number, since it is larger than the sum of its proper divisors (1).

9640676567299 is an equidigital number, since it uses as much as digits as its factorization.

9640676567299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1851776640, while the sum is 76.

The spelling of 9640676567299 in words is "nine trillion, six hundred forty billion, six hundred seventy-six million, five hundred sixty-seven thousand, two hundred ninety-nine".