4040443331121 has 16 divisors (see below), whose sum is σ = 5463287405568. Its totient is φ = 2655616194000.

The previous prime is 4040443331101. The next prime is 4040443331129. The reversal of 4040443331121 is 1211333440404.

It is a de Polignac number, because none of the positive numbers 2^k-4040443331121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4040443331129) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7968846 + ... + 8460696.

It is an arithmetic number, because the mean of its divisors is an integer number (341455462848).

Almost surely, 2^{4040443331121} is an apocalyptic number.

It is an amenable number.

4040443331121 is a deficient number, since it is larger than the sum of its proper divisors (1422844074447).

4040443331121 is a wasteful number, since it uses less digits than its factorization.

4040443331121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530492.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 4040443331121 its reverse (1211333440404), we get a palindrome (5251776771525).

The spelling of 4040443331121 in words is "four trillion, forty billion, four hundred forty-three million, three hundred thirty-one thousand, one hundred twenty-one".