9663834769 has 2 divisors, whose sum is σ = 9663834770. Its totient is φ = 9663834768.

The previous prime is 9663834737. The next prime is 9663834863. The reversal of 9663834769 is 9674383669.

9663834769 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6932727169 + 2731107600 = 83263^2 + 52260^2 .

It is an emirp because it is prime and its reverse (9674383669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9663834769 - 2⁵ = 9663834737 is a prime.

It is a super-2 number, since 2×9663834769² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9663832769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4831917384 + 4831917385.

It is an arithmetic number, because the mean of its divisors is an integer number (4831917385).

Almost surely, 2^9663834769 is an apocalyptic number.

It is an amenable number.

9663834769 is a deficient number, since it is larger than the sum of its proper divisors (1).

9663834769 is an equidigital number, since it uses as much as digits as its factorization.

9663834769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35271936, while the sum is 61.

The square root of 9663834769 is about 98304.8054217087. The cubic root of 9663834769 is about 2130.0174691272.

The spelling of 9663834769 in words is "nine billion, six hundred sixty-three million, eight hundred thirty-four thousand, seven hundred sixty-nine".