500042043120 has 80 divisors (see below), whose sum is σ = 1564351794720. Its totient is φ = 132121193472.

The previous prime is 500042043119. The next prime is 500042043173. The reversal of 500042043120 is 21340240005.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

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, 9531219 + ... + 9583538.

It is an arithmetic number, because the mean of its divisors is an integer number (19554397434).

Almost surely, 2^500042043120 is an apocalyptic number.

It is an amenable number.

500042043120 is an abundant number, since it is smaller than the sum of its proper divisors (1064309751600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

500042043120 is a wasteful number, since it uses less digits than its factorization.

500042043120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19114882 (or 19114876 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 500042043120 its reverse (21340240005), we get a palindrome (521382283125).

The spelling of 500042043120 in words is "five hundred billion, forty-two million, forty-three thousand, one hundred twenty".