500405045404 has 48 divisors (see below), whose sum is σ = 959817400416. Its totient is φ = 226387961600.

The previous prime is 500405045401. The next prime is 500405045411. The reversal of 500405045404 is 404540504005.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500405045401) 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, 9080574 + ... + 9135514.

It is an arithmetic number, because the mean of its divisors is an integer number (19996195842).

Almost surely, 2^500405045404 is an apocalyptic number.

It is an amenable number.

500405045404 is a deficient number, since it is larger than the sum of its proper divisors (459412355012).

500405045404 is a wasteful number, since it uses less digits than its factorization.

500405045404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55926 (or 55924 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

Adding to 500405045404 its reverse (404540504005), we get a palindrome (904945549409).

The spelling of 500405045404 in words is "five hundred billion, four hundred five million, forty-five thousand, four hundred four".