8392941768 has 64 divisors (see below), whose sum is σ = 21585672000. Its totient is φ = 2717459712.

The previous prime is 8392941679. The next prime is 8392941779. The reversal of 8392941768 is 8671492938.

It is a Cunningham number, because it is equal to 91613²-1.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542038 + ... + 557306.

It is an arithmetic number, because the mean of its divisors is an integer number (337276125).

Almost surely, 2^8392941768 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 8392941768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10792836000).

8392941768 is an abundant number, since it is smaller than the sum of its proper divisors (13192730232).

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

8392941768 is a wasteful number, since it uses less digits than its factorization.

8392941768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15934 (or 15930 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 57.

The square root of 8392941768 is about 91612.9999945423. Note that the first 5 decimals coincide. The cubic root of 8392941768 is about 2032.2231920763.

The spelling of 8392941768 in words is "eight billion, three hundred ninety-two million, nine hundred forty-one thousand, seven hundred sixty-eight".