8994668279 has 2 divisors, whose sum is σ = 8994668280. Its totient is φ = 8994668278.

The previous prime is 8994668257. The next prime is 8994668297. The reversal of 8994668279 is 9728664998.

Together with next prime (8994668297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8994668279 - 2¹² = 8994664183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8994668239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4497334139 + 4497334140.

It is an arithmetic number, because the mean of its divisors is an integer number (4497334140).

Almost surely, 2^8994668279 is an apocalyptic number.

8994668279 is a deficient number, since it is larger than the sum of its proper divisors (1).

8994668279 is an equidigital number, since it uses as much as digits as its factorization.

8994668279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94058496, while the sum is 68.

The square root of 8994668279 is about 94840.2250050051. The cubic root of 8994668279 is about 2079.6729853718.

The spelling of 8994668279 in words is "eight billion, nine hundred ninety-four million, six hundred sixty-eight thousand, two hundred seventy-nine".