6847247064 has 48 divisors (see below), whose sum is σ = 19912915800. Its totient is φ = 1956355968.

The previous prime is 6847247053. The next prime is 6847247089. The reversal of 6847247064 is 4607427486.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2910069 + ... + 2912420.

Almost surely, 2^6847247064 is an apocalyptic number.

It is an amenable number.

6847247064 is an abundant number, since it is smaller than the sum of its proper divisors (13065668736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6847247064 is a wasteful number, since it uses less digits than its factorization.

6847247064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5822512 (or 5822501 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 48.

The square root of 6847247064 is about 82748.0940203459. The cubic root of 6847247064 is about 1898.9141592516.

The spelling of 6847247064 in words is "six billion, eight hundred forty-seven million, two hundred forty-seven thousand, sixty-four".