6516066511 has 8 divisors (see below), whose sum is σ = 7004954880. Its totient is φ = 6041771928.

The previous prime is 6516066509. The next prime is 6516066517. The reversal of 6516066511 is 1156606156.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6516066511 - 2¹ = 6516066509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6516066517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3647521 + ... + 3649306.

It is an arithmetic number, because the mean of its divisors is an integer number (875619360).

Almost surely, 2^6516066511 is an apocalyptic number.

6516066511 is a deficient number, since it is larger than the sum of its proper divisors (488888369).

6516066511 is a wasteful number, since it uses less digits than its factorization.

6516066511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7296893.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 6516066511 is about 80722.1562583656. The cubic root of 6516066511 is about 1867.7919653288.

The spelling of 6516066511 in words is "six billion, five hundred sixteen million, sixty-six thousand, five hundred eleven".