2040523011 has 12 divisors (see below), whose sum is σ = 2950391392. Its totient is φ = 1358978256.

The previous prime is 2040523007. The next prime is 2040523019. The reversal of 2040523011 is 1103250402.

2040523011 is a `hidden beast` number, since 20 + 405 + 230 + 11 = 666.

It is not a de Polignac number, because 2040523011 - 2² = 2040523007 is a prime.

It is a super-2 number, since 2×2040523011² = 8327468316841012242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040523019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104731 + ... + 122676.

Almost surely, 2^2040523011 is an apocalyptic number.

2040523011 is a deficient number, since it is larger than the sum of its proper divisors (909868381).

2040523011 is a wasteful number, since it uses less digits than its factorization.

2040523011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228410 (or 228407 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2040523011 is about 45172.1486205826. The cubic root of 2040523011 is about 1268.3735168844.

Adding to 2040523011 its reverse (1103250402), we get a palindrome (3143773413).

The spelling of 2040523011 in words is "two billion, forty million, five hundred twenty-three thousand, eleven".