6547684216 has 16 divisors (see below), whose sum is σ = 12287915640. Its totient is φ = 3270906720.

The previous prime is 6547684211. The next prime is 6547684267. The reversal of 6547684216 is 6124867456.

It is a self number, because there is not a number n which added to its sum of digits gives 6547684216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6547684211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357430 + ... + 375301.

Almost surely, 2^6547684216 is an apocalyptic number.

It is an amenable number.

6547684216 is a deficient number, since it is larger than the sum of its proper divisors (5740231424).

6547684216 is a wasteful number, since it uses less digits than its factorization.

6547684216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733854 (or 733850 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

The square root of 6547684216 is about 80917.7620550643. The cubic root of 6547684216 is about 1870.8081016504.

The spelling of 6547684216 in words is "six billion, five hundred forty-seven million, six hundred eighty-four thousand, two hundred sixteen".