8039646068 has 12 divisors (see below), whose sum is σ = 14136061632. Its totient is φ = 4000771320.

The previous prime is 8039646049. The next prime is 8039646077. The reversal of 8039646068 is 8606469308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4761980 + ... + 4763667.

It is an arithmetic number, because the mean of its divisors is an integer number (1178005136).

Almost surely, 2^8039646068 is an apocalyptic number.

It is an amenable number.

8039646068 is a deficient number, since it is larger than the sum of its proper divisors (6096415564).

8039646068 is a wasteful number, since it uses less digits than its factorization.

8039646068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9525862 (or 9525860 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 50.

The square root of 8039646068 is about 89664.0734519685. The cubic root of 8039646068 is about 2003.2983963005.

The spelling of 8039646068 in words is "eight billion, thirty-nine million, six hundred forty-six thousand, sixty-eight".