503130504242 has 8 divisors (see below), whose sum is σ = 754778201196. Its totient is φ = 251537770512.

The previous prime is 503130504223. The next prime is 503130504263. The reversal of 503130504242 is 242405031305.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 500781260281 + 2349243961 = 707659^2 + 48469^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13717913 + ... + 13754540.

Almost surely, 2^503130504242 is an apocalyptic number.

503130504242 is a deficient number, since it is larger than the sum of its proper divisors (251647696954).

503130504242 is a wasteful number, since it uses less digits than its factorization.

503130504242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27481612.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 503130504242 its reverse (242405031305), we get a palindrome (745535535547).

The spelling of 503130504242 in words is "five hundred three billion, one hundred thirty million, five hundred four thousand, two hundred forty-two".