8346728443806 has 24 divisors (see below), whose sum is σ = 18573350682744. Its totient is φ = 2707047062640.

The previous prime is 8346728443793. The next prime is 8346728443841. The reversal of 8346728443806 is 6083448276438.

It is a happy number.

8346728443806 is a `hidden beast` number, since 8 + 3 + 46 + 72 + 8 + 443 + 80 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6266311980 + ... + 6266313311.

It is an arithmetic number, because the mean of its divisors is an integer number (773889611781).

Almost surely, 2^{8346728443806} is an apocalyptic number.

8346728443806 is an abundant number, since it is smaller than the sum of its proper divisors (10226622238938).

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

8346728443806 is a wasteful number, since it uses less digits than its factorization.

8346728443806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12532625336 (or 12532625333 counting only the distinct ones).

The product of its (nonzero) digits is 148635648, while the sum is 63.

The spelling of 8346728443806 in words is "eight trillion, three hundred forty-six billion, seven hundred twenty-eight million, four hundred forty-three thousand, eight hundred six".