It is a sphenic number, since it is the product of 3 distinct primes.
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 54113561361605.
It is a congruent number.
It is an unprimeable number.
Almost surely, 254113561361605 is an apocalyptic number.
It is an amenable number.
54113561361605 is a wasteful number, since it uses less digits than its factorization.
54113561361605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177421512727.
The spelling of 54113561361605 in words is "fifty-four trillion, one hundred thirteen billion, five hundred sixty-one million, three hundred sixty-one thousand, six hundred five".