It is a congruent number.
It is an unprimeable number.
Almost surely, 26552165657660 is an apocalyptic number.
6552165657660 is a gapful number since it is divisible by the number (60) 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 6552165657660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10523253404160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6552165657660 is a wasteful number, since it uses less digits than its factorization.
6552165657660 is an evil number, because the sum of its binary digits is even.
The spelling of 6552165657660 in words is "six trillion, five hundred fifty-two billion, one hundred sixty-five million, six hundred fifty-seven thousand, six hundred sixty".