2040404440042 has 32 divisors (see below), whose sum is σ = 3130059042432. Its totient is φ = 997322367744.

The previous prime is 2040404440007. The next prime is 2040404440043. The reversal of 2040404440042 is 2400444040402.

It is not an unprimeable number, because it can be changed into a prime (2040404440043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12781963 + ... + 12940609.

It is an arithmetic number, because the mean of its divisors is an integer number (97814345076).

Almost surely, 2^{2040404440042} is an apocalyptic number.

2040404440042 is a deficient number, since it is larger than the sum of its proper divisors (1089654602390).

2040404440042 is a wasteful number, since it uses less digits than its factorization.

2040404440042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159502.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 2040404440042 its reverse (2400444040402), we get a palindrome (4440848480444).

The spelling of 2040404440042 in words is "two trillion, forty billion, four hundred four million, four hundred forty thousand, forty-two".