6845862736 has 20 divisors (see below), whose sum is σ = 14044086612. Its totient is φ = 3221582336.

The previous prime is 6845862721. The next prime is 6845862743. The reversal of 6845862736 is 6372685486.

It can be written as a sum of positive squares in 2 ways, for example, as 5953048336 + 892814400 = 77156^2 + 29880^2 .

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 3 ways as a sum of consecutive naturals, for example, 12584035 + ... + 12584578.

Almost surely, 2^6845862736 is an apocalyptic number.

It is an amenable number.

6845862736 is an abundant number, since it is smaller than the sum of its proper divisors (7198223876).

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

6845862736 is a wasteful number, since it uses less digits than its factorization.

6845862736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25168638 (or 25168632 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 55.

The square root of 6845862736 is about 82739.7288852218. The cubic root of 6845862736 is about 1898.7861809469.

The spelling of 6845862736 in words is "six billion, eight hundred forty-five million, eight hundred sixty-two thousand, seven hundred thirty-six".