Adding to 96666661000000 its reverse (16666669), we get a palindrome (96666677666669).
96666661000000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (1960).
It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 96666661000000 = 189003 + 448003 = 277903 + 422103.
It is a nialpdrome in base 10.
It is a congruent number.
It is an unprimeable number.
Almost surely, 296666661000000 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 96666661000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159519284689520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
96666661000000 is an frugal number, since it uses more digits than its factorization.
96666661000000 is an evil number, because the sum of its binary digits is even.
The spelling of 96666661000000 in words is "ninety-six trillion, six hundred sixty-six billion, six hundred sixty-one million", and thus it is an aban number.