It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50061644663 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50061644663.
It is a congruent number.
Almost surely, 250061644663 is an apocalyptic number.
50061644663 is a wasteful number, since it uses less digits than its factorization.
50061644663 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 360155856.
The spelling of 50061644663 in words is "fifty billion, sixty-one million, six hundred forty-four thousand, six hundred sixty-three".