500660128 has 24 divisors (see below), whose sum is σ = 986519520. Its totient is φ = 250115520.

The previous prime is 500660119. The next prime is 500660141. The reversal of 500660128 is 821066005.

It is a junction number, because it is equal to n+sod(n) for n = 500660096 and 500660105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35253 + ... + 47371.

It is an arithmetic number, because the mean of its divisors is an integer number (41104980).

Almost surely, 2^500660128 is an apocalyptic number.

It is an amenable number.

500660128 is a deficient number, since it is larger than the sum of its proper divisors (485859392).

500660128 is a wasteful number, since it uses less digits than its factorization.

500660128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13420 (or 13412 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 500660128 is about 22375.4358169847. The cubic root of 500660128 is about 794.0496683373.

The spelling of 500660128 in words is "five hundred million, six hundred sixty thousand, one hundred twenty-eight".