8994343679 has 2 divisors, whose sum is σ = 8994343680. Its totient is φ = 8994343678.

The previous prime is 8994343661. The next prime is 8994343723. The reversal of 8994343679 is 9763434998.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8994343679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8994343619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4497171839 + 4497171840.

It is an arithmetic number, because the mean of its divisors is an integer number (4497171840).

Almost surely, 2^8994343679 is an apocalyptic number.

8994343679 is a deficient number, since it is larger than the sum of its proper divisors (1).

8994343679 is an equidigital number, since it uses as much as digits as its factorization.

8994343679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35271936, while the sum is 62.

The square root of 8994343679 is about 94838.5136903779. The cubic root of 8994343679 is about 2079.6479679597.

The spelling of 8994343679 in words is "eight billion, nine hundred ninety-four million, three hundred forty-three thousand, six hundred seventy-nine".