It is a happy number.
The square root of 128023702416 is 357804.
128023702416 is a `hidden beast` number, since 1 + 2 + 8 + 0 + 237 + 0 + 2 + 416 = 666.
It is an unprimeable number.
Almost surely, 2128023702416 is an apocalyptic number.
128023702416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
128023702416 is the 357804-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 128023702416
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128023702416 is an frugal number, since it uses more digits than its factorization.
128023702416 is an odious number, because the sum of its binary digits is odd.
Multiplying 128023702416 by its sum of digits (36), we get a square (4608853286976 = 21468242).
128023702416 divided by its sum of digits (36) gives a square (3556213956 = 596342).
The spelling of 128023702416 in words is "one hundred twenty-eight billion, twenty-three million, seven hundred two thousand, four hundred sixteen".