8343888412728 has 64 divisors (see below), whose sum is σ = 22828762598400. Its totient is φ = 2520372890880.

The previous prime is 8343888412663. The next prime is 8343888412733. The reversal of 8343888412728 is 8272148883438.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50405608 + ... + 50570871.

It is an arithmetic number, because the mean of its divisors is an integer number (356699415600).

Almost surely, 2^{8343888412728} is an apocalyptic number.

8343888412728 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

8343888412728 is an abundant number, since it is smaller than the sum of its proper divisors (14484874185672).

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

8343888412728 is a wasteful number, since it uses less digits than its factorization.

8343888412728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100976812 (or 100976808 counting only the distinct ones).

The product of its digits is 132120576, while the sum is 66.

The spelling of 8343888412728 in words is "eight trillion, three hundred forty-three billion, eight hundred eighty-eight million, four hundred twelve thousand, seven hundred twenty-eight".