6506647015 has 16 divisors (see below), whose sum is σ = 8520590880. Its totient is φ = 4730552320.

The previous prime is 6506647013. The next prime is 6506647019. The reversal of 6506647015 is 5107466056.

It is not a de Polignac number, because 6506647015 - 2¹ = 6506647013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6506647013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165327 + ... + 200863.

It is an arithmetic number, because the mean of its divisors is an integer number (532536930).

Almost surely, 2^6506647015 is an apocalyptic number.

6506647015 is a deficient number, since it is larger than the sum of its proper divisors (2013943865).

6506647015 is a wasteful number, since it uses less digits than its factorization.

6506647015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38882.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 6506647015 is about 80663.7899865857. The cubic root of 6506647015 is about 1866.8915170081.

The spelling of 6506647015 in words is "six billion, five hundred six million, six hundred forty-seven thousand, fifteen".