8133616516 has 12 divisors (see below), whose sum is σ = 14235710860. Its totient is φ = 4066270560.

The previous prime is 8133616511. The next prime is 8133616541. The reversal of 8133616516 is 6156163318.

It can be written as a sum of positive squares in 2 ways, for example, as 6855840000 + 1277776516 = 82800^2 + 35746^2 .

It is not an unprimeable number, because it can be changed into a prime (8133616511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99375 + ... + 161686.

Almost surely, 2^8133616516 is an apocalyptic number.

It is an amenable number.

8133616516 is a deficient number, since it is larger than the sum of its proper divisors (6102094344).

8133616516 is a wasteful number, since it uses less digits than its factorization.

8133616516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268854 (or 268852 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 8133616516 is about 90186.5650526729. The cubic root of 8133616516 is about 2011.0732876684.

The spelling of 8133616516 in words is "eight billion, one hundred thirty-three million, six hundred sixteen thousand, five hundred sixteen".