2040260042 has 16 divisors (see below), whose sum is σ = 3086076672. Its totient is φ = 1011597360.

The previous prime is 2040260039. The next prime is 2040260051. The reversal of 2040260042 is 2400620402.

It is a super-2 number, since 2×2040260042² = 8325322077963683528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2040259996 and 2040260023.

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 7 ways as a sum of consecutive naturals, for example, 136868 + ... + 151040.

It is an arithmetic number, because the mean of its divisors is an integer number (192879792).

Almost surely, 2^2040260042 is an apocalyptic number.

2040260042 is a deficient number, since it is larger than the sum of its proper divisors (1045816630).

2040260042 is a wasteful number, since it uses less digits than its factorization.

2040260042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14773.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2040260042 is about 45169.2377841380. The cubic root of 2040260042 is about 1268.3190280364.

Adding to 2040260042 its reverse (2400620402), we get a palindrome (4440880444).

The spelling of 2040260042 in words is "two billion, forty million, two hundred sixty thousand, forty-two".