6516510223065 has 64 divisors (see below), whose sum is σ = 10479411645696. Its totient is φ = 3457872617472.

The previous prime is 6516510223033. The next prime is 6516510223127. The reversal of 6516510223065 is 5603220156156.

It is not a de Polignac number, because 6516510223065 - 2⁵ = 6516510223033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6669917857 + ... + 6669918833.

It is an arithmetic number, because the mean of its divisors is an integer number (163740806964).

Almost surely, 2^{6516510223065} is an apocalyptic number.

It is an amenable number.

6516510223065 is a deficient number, since it is larger than the sum of its proper divisors (3962901422631).

6516510223065 is a wasteful number, since it uses less digits than its factorization.

6516510223065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3338.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 6516510223065 in words is "six trillion, five hundred sixteen billion, five hundred ten million, two hundred twenty-three thousand, sixty-five".