505223404112 has 20 divisors (see below), whose sum is σ = 1118708966496. Its totient is φ = 216524316000.

The previous prime is 505223404093. The next prime is 505223404121. The reversal of 505223404112 is 211404322505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2255461514 + ... + 2255461737.

Almost surely, 2^505223404112 is an apocalyptic number.

It is an amenable number.

505223404112 is an abundant number, since it is smaller than the sum of its proper divisors (613485562384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505223404112 is a wasteful number, since it uses less digits than its factorization.

505223404112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510923266 (or 4510923260 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 505223404112 its reverse (211404322505), we get a palindrome (716627726617).

The spelling of 505223404112 in words is "five hundred five billion, two hundred twenty-three million, four hundred four thousand, one hundred twelve".