9795217872 has 80 divisors (see below), whose sum is σ = 27849163968. Its totient is φ = 2941962240.

The previous prime is 9795217867. The next prime is 9795217907. The reversal of 9795217872 is 2787125979.

9795217872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22423 + ... + 141750.

Almost surely, 2^9795217872 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 9795217872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13924581984).

9795217872 is an abundant number, since it is smaller than the sum of its proper divisors (18053946096).

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

9795217872 is a wasteful number, since it uses less digits than its factorization.

9795217872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164308 (or 164302 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 57.

The square root of 9795217872 is about 98970.7930250132. The cubic root of 9795217872 is about 2139.6268217013.

The spelling of 9795217872 in words is "nine billion, seven hundred ninety-five million, two hundred seventeen thousand, eight hundred seventy-two".