It is a happy number.
50181420363750 is a `hidden beast` number, since 5 + 0 + 1 + 8 + 1 + 4 + 2 + 0 + 3 + 637 + 5 + 0 = 666.
It is a congruent number.
Almost surely, 250181420363750 is an apocalyptic number.
50181420363750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 50181420363750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73217608584120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50181420363750 is a wasteful number, since it uses less digits than its factorization.
50181420363750 is an odious number, because the sum of its binary digits is odd.
The spelling of 50181420363750 in words is "fifty trillion, one hundred eighty-one billion, four hundred twenty million, three hundred sixty-three thousand, seven hundred fifty".