2040128236 has 6 divisors (see below), whose sum is σ = 3570224420. Its totient is φ = 1020064116.

The previous prime is 2040128203. The next prime is 2040128243. The reversal of 2040128236 is 6328210402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255016026 + ... + 255016033.

Almost surely, 2^2040128236 is an apocalyptic number.

It is an amenable number.

2040128236 is a deficient number, since it is larger than the sum of its proper divisors (1530096184).

2040128236 is a wasteful number, since it uses less digits than its factorization.

2040128236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510032063 (or 510032061 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2040128236 is about 45167.7787366171. The cubic root of 2040128236 is about 1268.2917152340.

Adding to 2040128236 its reverse (6328210402), we get a palindrome (8368338638).

The spelling of 2040128236 in words is "two billion, forty million, one hundred twenty-eight thousand, two hundred thirty-six".