9666352536669 has 12 divisors (see below), whose sum is σ = 13962634336092. Its totient is φ = 6444177278400.

The previous prime is 9666352536667. The next prime is 9666352536679.

9666352536669 is nontrivially palindromic in base 10.

9666352536669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6982119216900 + 2684233319769 = 2642370^2 + 1638363^2 .

It is not a de Polignac number, because 9666352536669 - 2¹ = 9666352536667 is a prime.

It is a super-2 number, since 2×9666352536669² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9666352536597 and 9666352536606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9666352536667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3739422 + ... + 5771999.

It is an arithmetic number, because the mean of its divisors is an integer number (1163552861341).

Almost surely, 2^{9666352536669} is an apocalyptic number.

It is an amenable number.

9666352536669 is a deficient number, since it is larger than the sum of its proper divisors (4296281799423).

9666352536669 is a wasteful number, since it uses less digits than its factorization.

9666352536669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9624348 (or 9624345 counting only the distinct ones).

The product of its digits is 1700611200, while the sum is 72.

The spelling of 9666352536669 in words is "nine trillion, six hundred sixty-six billion, three hundred fifty-two million, five hundred thirty-six thousand, six hundred sixty-nine".