505223404022 has 16 divisors (see below), whose sum is σ = 828297954432. Its totient is φ = 230082764160.

The previous prime is 505223404013. The next prime is 505223404051. The reversal of 505223404022 is 220404322505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239668493 + ... + 239670600.

It is an arithmetic number, because the mean of its divisors is an integer number (51768622152).

Almost surely, 2^505223404022 is an apocalyptic number.

505223404022 is a deficient number, since it is larger than the sum of its proper divisors (323074550410).

505223404022 is a wasteful number, since it uses less digits than its factorization.

505223404022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479339143.

The product of its (nonzero) digits is 19200, while the sum is 29.

Adding to 505223404022 its reverse (220404322505), we get a palindrome (725627726527).

The spelling of 505223404022 in words is "five hundred five billion, two hundred twenty-three million, four hundred four thousand, twenty-two".