It is a self number, because there is not a number n which added to its sum of digits gives 68720525312.
It is an unprimeable number.
In principle, a polygon with 68720525312 sides can be constructed with ruler and compass.
Almost surely, 268720525312 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68720525312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68721541119).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68720525312 is an frugal number, since it uses more digits than its factorization.
68720525312 is an evil number, because the sum of its binary digits is even.
The spelling of 68720525312 in words is "sixty-eight billion, seven hundred twenty million, five hundred twenty-five thousand, three hundred twelve".