6647316275272 has 16 divisors (see below), whose sum is σ = 12728903506560. Its totient is φ = 3252942006864.

The previous prime is 6647316275269. The next prime is 6647316275279. The reversal of 6647316275272 is 2725726137466.

It is not an unprimeable number, because it can be changed into a prime (6647316275279) 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 3 ways as a sum of consecutive naturals, for example, 8839515948 + ... + 8839516699.

It is an arithmetic number, because the mean of its divisors is an integer number (795556469160).

Almost surely, 2^{6647316275272} is an apocalyptic number.

It is an amenable number.

6647316275272 is a deficient number, since it is larger than the sum of its proper divisors (6081587231288).

6647316275272 is a wasteful number, since it uses less digits than its factorization.

6647316275272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17679032700 (or 17679032696 counting only the distinct ones).

The product of its digits is 35562240, while the sum is 58.

The spelling of 6647316275272 in words is "six trillion, six hundred forty-seven billion, three hundred sixteen million, two hundred seventy-five thousand, two hundred seventy-two".