9636972796369 has 4 divisors (see below), whose sum is σ = 9646159616100. Its totient is φ = 9627785976640.

The previous prime is 9636972796343. The next prime is 9636972796397.

9636972796369 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4655617505344 + 4981355291025 = 2157688^2 + 2231895^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9636972796369 is a prime.

It is a super-2 number, since 2×9636972796369² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9636972796292 and 9636972796301.

It is not an unprimeable number, because it can be changed into a prime (9636972706369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4593408292 + ... + 4593410389.

It is an arithmetic number, because the mean of its divisors is an integer number (2411539904025).

Almost surely, 2^{9636972796369} is an apocalyptic number.

It is an amenable number.

9636972796369 is a deficient number, since it is larger than the sum of its proper divisors (9186819731).

9636972796369 is a wasteful number, since it uses less digits than its factorization.

9636972796369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9186819730.

The product of its digits is 7499695392, while the sum is 82.

The spelling of 9636972796369 in words is "nine trillion, six hundred thirty-six billion, nine hundred seventy-two million, seven hundred ninety-six thousand, three hundred sixty-nine".