6516065016001 has 4 divisors (see below), whose sum is σ = 6573729308292. Its totient is φ = 6458400723712.

The previous prime is 6516065015953. The next prime is 6516065016029. The reversal of 6516065016001 is 1006105606156.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 227886890625 + 6288178125376 = 477375^2 + 2507624^2 .

It is a cyclic number.

It is not a de Polignac number, because 6516065016001 - 2²⁹ = 6515528145089 is a prime.

It is a super-2 number, since 2×6516065016001² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6516065016301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28832145976 + ... + 28832146201.

It is an arithmetic number, because the mean of its divisors is an integer number (1643432327073).

Almost surely, 2^{6516065016001} is an apocalyptic number.

It is an amenable number.

6516065016001 is a deficient number, since it is larger than the sum of its proper divisors (57664292291).

6516065016001 is a wasteful number, since it uses less digits than its factorization.

6516065016001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57664292290.

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

The spelling of 6516065016001 in words is "six trillion, five hundred sixteen billion, sixty-five million, sixteen thousand, one".