It is a congruent number.
Almost surely, 297944991222456 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 97944991222456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110701653350400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97944991222456 is a wasteful number, since it uses less digits than its factorization.
97944991222456 is an evil number, because the sum of its binary digits is even.
The spelling of 97944991222456 in words is "ninety-seven trillion, nine hundred forty-four billion, nine hundred ninety-one million, two hundred twenty-two thousand, four hundred fifty-six".