9699889969 has 16 divisors (see below), whose sum is σ = 12128054400. Its totient is φ = 7536677760.

The previous prime is 9699889931. The next prime is 9699889973.

9699889969 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 9699889969 - 2⁷ = 9699889841 is a prime.

It is a super-2 number, since 2×9699889969² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9699889892 and 9699889901.

It is not an unprimeable number, because it can be changed into a prime (9699889909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153604 + ... + 207349.

It is an arithmetic number, because the mean of its divisors is an integer number (758003400).

Almost surely, 2^9699889969 is an apocalyptic number.

It is an amenable number.

9699889969 is a deficient number, since it is larger than the sum of its proper divisors (2428164431).

9699889969 is a wasteful number, since it uses less digits than its factorization.

9699889969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361320.

The product of its digits is 1224440064, while the sum is 82.

The square root of 9699889969 is about 98488.0194186075. The cubic root of 9699889969 is about 2132.6631715596.

The spelling of 9699889969 in words is "nine billion, six hundred ninety-nine million, eight hundred eighty-nine thousand, nine hundred sixty-nine".