Adding to 4001261240801 its reverse (1080421621004), we get a palindrome (5081682861805).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
Almost surely, 24001261240801 is an apocalyptic number.
It is an amenable number.
4001261240801 is a wasteful number, since it uses less digits than its factorization.
4001261240801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23271903.
The spelling of 4001261240801 in words is "four trillion, one billion, two hundred sixty-one million, two hundred forty thousand, eight hundred one".