9676666769 has 32 divisors (see below), whose sum is σ = 12969676800. Its totient is φ = 6991367040.

The previous prime is 9676666739. The next prime is 9676666799.

9676666769 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (9676666739) and next prime (9676666799).

It is not a de Polignac number, because 9676666769 - 2²⁰ = 9675618193 is a prime.

It is a super-2 number, since 2×9676666769² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 9676666699 and 9676666708.

It is not an unprimeable number, because it can be changed into a prime (9676666729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1604 + ... + 139125.

It is an arithmetic number, because the mean of its divisors is an integer number (405302400).

Almost surely, 2^9676666769 is an apocalyptic number.

It is an amenable number.

9676666769 is a deficient number, since it is larger than the sum of its proper divisors (3293010031).

9676666769 is a wasteful number, since it uses less digits than its factorization.

9676666769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140813.

The product of its digits is 185177664, while the sum is 68.

The square root of 9676666769 is about 98370.0501626384. The cubic root of 9676666769 is about 2130.9598243475.

The spelling of 9676666769 in words is "nine billion, six hundred seventy-six million, six hundred sixty-six thousand, seven hundred sixty-nine".