9909713000 has 128 divisors (see below), whose sum is σ = 25374211200. Its totient is φ = 3592512000.

The previous prime is 9909712973. The next prime is 9909713003. The reversal of 9909713000 is 3179099.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (9909713003) 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, 4167812 + ... + 4170188.

It is an arithmetic number, because the mean of its divisors is an integer number (198236025).

Almost surely, 2^9909713000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9909713000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12687105600).

9909713000 is an abundant number, since it is smaller than the sum of its proper divisors (15464498200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9909713000 is a wasteful number, since it uses less digits than its factorization.

9909713000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788 (or 2774 counting only the distinct ones).

The product of its (nonzero) digits is 15309, while the sum is 38.

The square root of 9909713000 is about 99547.5414061040. The cubic root of 9909713000 is about 2147.9311629562.

The spelling of 9909713000 in words is "nine billion, nine hundred nine million, seven hundred thirteen thousand".