500000000043 has 16 divisors (see below), whose sum is σ = 668081436800. Its totient is φ = 332626694400.

The previous prime is 500000000033. The next prime is 500000000089. The reversal of 500000000043 is 340000000005.

It is not a de Polignac number, because 500000000043 - 2⁶ = 499999999979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499999999947 and 500000000028.

It is not an unprimeable number, because it can be changed into a prime (500000000023) 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, 2616123 + ... + 2800731.

It is an arithmetic number, because the mean of its divisors is an integer number (41755089800).

Almost surely, 2^500000000043 is an apocalyptic number.

500000000043 is a deficient number, since it is larger than the sum of its proper divisors (168081436757).

500000000043 is a wasteful number, since it uses less digits than its factorization.

500000000043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186522.

The product of its (nonzero) digits is 60, while the sum is 12.

Adding to 500000000043 its reverse (340000000005), we get a palindrome (840000000048).

The spelling of 500000000043 in words is "five hundred billion, forty-three", and thus it is an aban number.