It is a happy number.
It is a congruent number.
It is an unprimeable number.
Almost surely, 2554225718839772 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 554225718839772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (760192754872320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
554225718839772 is a wasteful number, since it uses less digits than its factorization.
554225718839772 is an evil number, because the sum of its binary digits is even.
The spelling of 554225718839772 in words is "five hundred fifty-four trillion, two hundred twenty-five billion, seven hundred eighteen million, eight hundred thirty-nine thousand, seven hundred seventy-two".