It is a congruent number.
It is an unprimeable number.
Almost surely, 22791260876800 is an apocalyptic number.
2791260876800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2791260876800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3974087100480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2791260876800 is a wasteful number, since it uses less digits than its factorization.
2791260876800 is an odious number, because the sum of its binary digits is odd.
The spelling of 2791260876800 in words is "two trillion, seven hundred ninety-one billion, two hundred sixty million, eight hundred seventy-six thousand, eight hundred".