7847592216 has 64 divisors (see below), whose sum is σ = 20286382080. Its totient is φ = 2527165440.

The previous prime is 7847592169. The next prime is 7847592217. The reversal of 7847592216 is 6122957487.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7847592217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442920 + ... + 460296.

It is an arithmetic number, because the mean of its divisors is an integer number (316974720).

Almost surely, 2^7847592216 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 7847592216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10143191040).

7847592216 is an abundant number, since it is smaller than the sum of its proper divisors (12438789864).

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

7847592216 is a wasteful number, since it uses less digits than its factorization.

7847592216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18024 (or 18020 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 51.

The square root of 7847592216 is about 88586.6367800471. The cubic root of 7847592216 is about 1987.2178334760.

The spelling of 7847592216 in words is "seven billion, eight hundred forty-seven million, five hundred ninety-two thousand, two hundred sixteen".