500003385943 has 16 divisors (see below), whose sum is σ = 552695616000. Its totient is φ = 450195604992.

The previous prime is 500003385941. The next prime is 500003385949. The reversal of 500003385943 is 349583300005.

It is a cyclic number.

It is not a de Polignac number, because 500003385943 - 2¹ = 500003385941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 500003385896 and 500003385905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500003385941) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4598583 + ... + 4706056.

It is an arithmetic number, because the mean of its divisors is an integer number (34543476000).

Almost surely, 2^500003385943 is an apocalyptic number.

500003385943 is a deficient number, since it is larger than the sum of its proper divisors (52692230057).

500003385943 is a wasteful number, since it uses less digits than its factorization.

500003385943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9304794.

The product of its (nonzero) digits is 194400, while the sum is 40.

Adding to 500003385943 its reverse (349583300005), we get a palindrome (849586685948).

The spelling of 500003385943 in words is "five hundred billion, three million, three hundred eighty-five thousand, nine hundred forty-three".