Almost surely, 2138556700817288 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 138556700817288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201888949752000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138556700817288 is a wasteful number, since it uses less digits than its factorization.
138556700817288 is an odious number, because the sum of its binary digits is odd.
The spelling of 138556700817288 in words is "one hundred thirty-eight trillion, five hundred fifty-six billion, seven hundred million, eight hundred seventeen thousand, two hundred eighty-eight".