It is a zygodrome in base 2 and base 4.
It is a congruent number.
In principle, a polygon with 16169041920 sides can be constructed with ruler and compass.
Almost surely, 216169041920 is an apocalyptic number.
16169041920 is a gapful number since it is divisible by the number (10) 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 16169041920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25971127272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16169041920 is an frugal number, since it uses more digits than its factorization.
16169041920 is an evil number, because the sum of its binary digits is even.
The spelling of 16169041920 in words is "sixteen billion, one hundred sixty-nine million, forty-one thousand, nine hundred twenty".