9669229669 has 12 divisors (see below), whose sum is σ = 10756222848. Its totient is φ = 8684293640.

The previous prime is 9669229667. The next prime is 9669229763.

9669229669 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9669229669 - 2¹ = 9669229667 is a prime.

It is a super-2 number, since 2×9669229669² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9669229669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9669229667) 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, 471349 + ... + 491434.

It is an arithmetic number, because the mean of its divisors is an integer number (896351904).

Almost surely, 2^9669229669 is an apocalyptic number.

It is an amenable number.

9669229669 is a deficient number, since it is larger than the sum of its proper divisors (1086993179).

9669229669 is a wasteful number, since it uses less digits than its factorization.

9669229669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962888 (or 962877 counting only the distinct ones).

The product of its digits is 34012224, while the sum is 64.

The square root of 9669229669 is about 98332.2412487379. The cubic root of 9669229669 is about 2130.4137608627.

The spelling of 9669229669 in words is "nine billion, six hundred sixty-nine million, two hundred twenty-nine thousand, six hundred sixty-nine".