505224304336 has 20 divisors (see below), whose sum is σ = 1005328093252. Its totient is φ = 245784796416.

The previous prime is 505224304331. The next prime is 505224304337. The reversal of 505224304336 is 633403422505.

It can be written as a sum of positive squares in 2 ways, for example, as 439759964736 + 65464339600 = 663144^2 + 255860^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 505224304295 and 505224304304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505224304331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426709125 + ... + 426710308.

Almost surely, 2^505224304336 is an apocalyptic number.

It is an amenable number.

505224304336 is a deficient number, since it is larger than the sum of its proper divisors (500103788916).

505224304336 is a wasteful number, since it uses less digits than its factorization.

505224304336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853419478 (or 853419472 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 37.

The spelling of 505224304336 in words is "five hundred five billion, two hundred twenty-four million, three hundred four thousand, three hundred thirty-six".