9668192879 has 2 divisors, whose sum is σ = 9668192880. Its totient is φ = 9668192878.

The previous prime is 9668192867. The next prime is 9668192923. The reversal of 9668192879 is 9782918669.

It is a weak prime.

It is an emirp because it is prime and its reverse (9782918669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9668192879 - 2²⁰ = 9667144303 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9668192819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4834096439 + 4834096440.

It is an arithmetic number, because the mean of its divisors is an integer number (4834096440).

Almost surely, 2^9668192879 is an apocalyptic number.

9668192879 is a deficient number, since it is larger than the sum of its proper divisors (1).

9668192879 is an equidigital number, since it uses as much as digits as its factorization.

9668192879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23514624, while the sum is 65.

The square root of 9668192879 is about 98326.9692353019. The cubic root of 9668192879 is about 2130.3376130994.

The spelling of 9668192879 in words is "nine billion, six hundred sixty-eight million, one hundred ninety-two thousand, eight hundred seventy-nine".