8159543116 has 12 divisors (see below), whose sum is σ = 14288839432. Its totient is φ = 4077017568.

The previous prime is 8159543113. The next prime is 8159543129. The reversal of 8159543116 is 6113459518.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (8159543113) by changing a digit.

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, 681825 + ... + 693688.

Almost surely, 2^8159543116 is an apocalyptic number.

It is an amenable number.

8159543116 is a deficient number, since it is larger than the sum of its proper divisors (6129296316).

8159543116 is a wasteful number, since it uses less digits than its factorization.

8159543116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377000 (or 1376998 counting only the distinct ones).

The product of its digits is 129600, while the sum is 43.

The square root of 8159543116 is about 90330.1893942440. The cubic root of 8159543116 is about 2013.2078440880.

The spelling of 8159543116 in words is "eight billion, one hundred fifty-nine million, five hundred forty-three thousand, one hundred sixteen".