6516000065 has 16 divisors (see below), whose sum is σ = 7883827200. Its totient is φ = 5169871872.

The previous prime is 6516000031. The next prime is 6516000083. The reversal of 6516000065 is 5600006156.

It is a cyclic number.

It is not a de Polignac number, because 6516000065 - 2¹⁰ = 6515999041 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333281 + ... + 352289.

It is an arithmetic number, because the mean of its divisors is an integer number (492739200).

Almost surely, 2^6516000065 is an apocalyptic number.

It is an amenable number.

6516000065 is a deficient number, since it is larger than the sum of its proper divisors (1367827135).

6516000065 is a wasteful number, since it uses less digits than its factorization.

6516000065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19576.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 6516000065 is about 80721.7446850599. The cubic root of 6516000065 is about 1867.7856165228.

The spelling of 6516000065 in words is "six billion, five hundred sixteen million, sixty-five", and thus it is an aban number.