503431152242 has 24 divisors (see below), whose sum is σ = 766440360576. Its totient is φ = 248005600416.

The previous prime is 503431152233. The next prime is 503431152299. The reversal of 503431152242 is 242251134305.

It is a junction number, because it is equal to n+sod(n) for n = 503431152199 and 503431152208.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10281863 + ... + 10330709.

It is an arithmetic number, because the mean of its divisors is an integer number (31935015024).

Almost surely, 2^503431152242 is an apocalyptic number.

503431152242 is a deficient number, since it is larger than the sum of its proper divisors (263009208334).

503431152242 is an equidigital number, since it uses as much as digits as its factorization.

503431152242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49962 (or 49889 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 503431152242 its reverse (242251134305), we get a palindrome (745682286547).

The spelling of 503431152242 in words is "five hundred three billion, four hundred thirty-one million, one hundred fifty-two thousand, two hundred forty-two".