502543434263 has 16 divisors (see below), whose sum is σ = 544348911456. Its totient is φ = 461190758400.

The previous prime is 502543434251. The next prime is 502543434271. The reversal of 502543434263 is 362434345205.

It is a cyclic number.

It is not a de Polignac number, because 502543434263 - 2¹² = 502543430167 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 502543434263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (502543434233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3954356 + ... + 4079462.

It is an arithmetic number, because the mean of its divisors is an integer number (34021806966).

Almost surely, 2^502543434263 is an apocalyptic number.

502543434263 is a deficient number, since it is larger than the sum of its proper divisors (41805477193).

502543434263 is a wasteful number, since it uses less digits than its factorization.

502543434263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126914.

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 502543434263 its reverse (362434345205), we get a palindrome (864977779468).

The spelling of 502543434263 in words is "five hundred two billion, five hundred forty-three million, four hundred thirty-four thousand, two hundred sixty-three".