505223404113 has 8 divisors (see below), whose sum is σ = 689297047648. Its totient is φ = 328982681664.

The previous prime is 505223404093. The next prime is 505223404121. The reversal of 505223404113 is 311404322505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505223404113 - 2⁸ = 505223403857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505223404013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1958230120 + ... + 1958230377.

It is an arithmetic number, because the mean of its divisors is an integer number (86162130956).

Almost surely, 2^505223404113 is an apocalyptic number.

It is an amenable number.

505223404113 is a deficient number, since it is larger than the sum of its proper divisors (184073643535).

505223404113 is a wasteful number, since it uses less digits than its factorization.

505223404113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3916460543.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 505223404113 its reverse (311404322505), we get a palindrome (816627726618).

The spelling of 505223404113 in words is "five hundred five billion, two hundred twenty-three million, four hundred four thousand, one hundred thirteen".