505203064313 has 8 divisors (see below), whose sum is σ = 506123443488. Its totient is φ = 504282841344.

The previous prime is 505203064291. The next prime is 505203064381. The reversal of 505203064313 is 313460302505.

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

It is a cyclic number.

It is not a de Polignac number, because 505203064313 - 2¹⁰ = 505203063289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 505203064313.

It is not an unprimeable number, because it can be changed into a prime (505203064213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7886270 + ... + 7950072.

It is an arithmetic number, because the mean of its divisors is an integer number (63265430436).

Almost surely, 2^505203064313 is an apocalyptic number.

It is an amenable number.

505203064313 is a deficient number, since it is larger than the sum of its proper divisors (920379175).

505203064313 is a wasteful number, since it uses less digits than its factorization.

505203064313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78103.

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 505203064313 its reverse (313460302505), we get a palindrome (818663366818).

The spelling of 505203064313 in words is "five hundred five billion, two hundred three million, sixty-four thousand, three hundred thirteen".