500313113243 has 4 divisors (see below), whose sum is σ = 507166717608. Its totient is φ = 493459508880.

The previous prime is 500313113239. The next prime is 500313113263. The reversal of 500313113243 is 342311313005.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 500313113243 - 2² = 500313113239 is a prime.

It is a super-2 number, since 2×500313113243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500313113263) 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, 3426802073 + ... + 3426802218.

It is an arithmetic number, because the mean of its divisors is an integer number (126791679402).

Almost surely, 2^500313113243 is an apocalyptic number.

500313113243 is a deficient number, since it is larger than the sum of its proper divisors (6853604365).

500313113243 is an equidigital number, since it uses as much as digits as its factorization.

500313113243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6853604364.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 500313113243 its reverse (342311313005), we get a palindrome (842624426248).

The spelling of 500313113243 in words is "five hundred billion, three hundred thirteen million, one hundred thirteen thousand, two hundred forty-three".