9969545529 has 20 divisors (see below), whose sum is σ = 15115066384. Its totient is φ = 6547160664.

The previous prime is 9969545513. The next prime is 9969545543. The reversal of 9969545529 is 9255459699.

9969545529 is a `hidden beast` number, since 9 + 9 + 69 + 5 + 45 + 529 = 666.

It is not a de Polignac number, because 9969545529 - 2⁴ = 9969545513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9969505529) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 913087 + ... + 923940.

Almost surely, 2^9969545529 is an apocalyptic number.

It is an amenable number.

9969545529 is a deficient number, since it is larger than the sum of its proper divisors (5145520855).

9969545529 is a wasteful number, since it uses less digits than its factorization.

9969545529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837106 (or 1837097 counting only the distinct ones).

The product of its digits is 39366000, while the sum is 63.

The square root of 9969545529 is about 99847.6115337768. The cubic root of 9969545529 is about 2152.2453937706.

The spelling of 9969545529 in words is "nine billion, nine hundred sixty-nine million, five hundred forty-five thousand, five hundred twenty-nine".