8796640768009 has 2 divisors, whose sum is σ = 8796640768010. Its totient is φ = 8796640768008.

The previous prime is 8796640767979. The next prime is 8796640768061. The reversal of 8796640768009 is 9008670466978.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5083234687609 + 3713406080400 = 2254603^2 + 1927020^2 .

It is a cyclic number.

It is not a de Polignac number, because 8796640768009 - 2⁵ = 8796640767977 is a prime.

It is not a weakly prime, because it can be changed into another prime (8796640768079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4398320384004 + 4398320384005.

It is an arithmetic number, because the mean of its divisors is an integer number (4398320384005).

Almost surely, 2^{8796640768009} is an apocalyptic number.

It is an amenable number.

8796640768009 is a deficient number, since it is larger than the sum of its proper divisors (1).

8796640768009 is an equidigital number, since it uses as much as digits as its factorization.

8796640768009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 219469824, while the sum is 70.

The spelling of 8796640768009 in words is "eight trillion, seven hundred ninety-six billion, six hundred forty million, seven hundred sixty-eight thousand, nine".