9676996787 has 2 divisors, whose sum is σ = 9676996788. Its totient is φ = 9676996786.

The previous prime is 9676996757. The next prime is 9676996841. The reversal of 9676996787 is 7876996769.

It is a weak prime.

It is an emirp because it is prime and its reverse (7876996769) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9676996787 is a prime.

It is not a weakly prime, because it can be changed into another prime (9676996757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4838498393 + 4838498394.

It is an arithmetic number, because the mean of its divisors is an integer number (4838498394).

Almost surely, 2^9676996787 is an apocalyptic number.

9676996787 is a deficient number, since it is larger than the sum of its proper divisors (1).

9676996787 is an equidigital number, since it uses as much as digits as its factorization.

9676996787 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432081216, while the sum is 74.

The square root of 9676996787 is about 98371.7275796252. The cubic root of 9676996787 is about 2130.9840491872.

The spelling of 9676996787 in words is "nine billion, six hundred seventy-six million, nine hundred ninety-six thousand, seven hundred eighty-seven".