It is a congruent number.
It is an unprimeable number.
Almost surely, 265350454708 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 65350454708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72963555840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65350454708 is a wasteful number, since it uses less digits than its factorization.
65350454708 is an evil number, because the sum of its binary digits is even.
The spelling of 65350454708 in words is "sixty-five billion, three hundred fifty million, four hundred fifty-four thousand, seven hundred eight".