6500706513 has 16 divisors (see below), whose sum is σ = 9910144896. Its totient is φ = 3713074560.

The previous prime is 6500706491. The next prime is 6500706529. The reversal of 6500706513 is 3156070056.

It is not a de Polignac number, because 6500706513 - 2⁹ = 6500706001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6500706013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16956 + ... + 115277.

It is an arithmetic number, because the mean of its divisors is an integer number (619384056).

Almost surely, 2^6500706513 is an apocalyptic number.

It is an amenable number.

6500706513 is a deficient number, since it is larger than the sum of its proper divisors (3409438383).

6500706513 is a wasteful number, since it uses less digits than its factorization.

6500706513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134584.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 6500706513 is about 80626.9589715500. The cubic root of 6500706513 is about 1866.3231930783.

Adding to 6500706513 its reverse (3156070056), we get a palindrome (9656776569).

The spelling of 6500706513 in words is "six billion, five hundred million, seven hundred six thousand, five hundred thirteen".