It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a Duffinian number.
Almost surely, 253260609166603 is an apocalyptic number.
53260609166603 is a wasteful number, since it uses less digits than its factorization.
53260609166603 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2803189956156.
The spelling of 53260609166603 in words is "fifty-three trillion, two hundred sixty billion, six hundred nine million, one hundred sixty-six thousand, six hundred three".