9597328216 has 64 divisors (see below), whose sum is σ = 21284988480. Its totient is φ = 3971358720.

The previous prime is 9597328207. The next prime is 9597328219. The reversal of 9597328216 is 6128237959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9597328219) 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, 201166 + ... + 244258.

It is an arithmetic number, because the mean of its divisors is an integer number (332577945).

Almost surely, 2^9597328216 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 9597328216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10642494240).

9597328216 is an abundant number, since it is smaller than the sum of its proper divisors (11687660264).

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

9597328216 is a wasteful number, since it uses less digits than its factorization.

9597328216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43244 (or 43240 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 52.

The square root of 9597328216 is about 97965.9543719143. The cubic root of 9597328216 is about 2125.1199538099.

The spelling of 9597328216 in words is "nine billion, five hundred ninety-seven million, three hundred twenty-eight thousand, two hundred sixteen".