4043431131042 has 8 divisors (see below), whose sum is σ = 8086862262096. Its totient is φ = 1347810377012.

The previous prime is 4043431131041. The next prime is 4043431131079. The reversal of 4043431131042 is 2401311343404.

It is a sphenic number, since it is the product of 3 distinct primes.

4043431131042 is an admirable number.

It is a super-2 number, since 2×4043431131042² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4043431131041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336952594248 + ... + 336952594259.

It is an arithmetic number, because the mean of its divisors is an integer number (1010857782762).

Almost surely, 2^{4043431131042} is an apocalyptic number.

4043431131042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4043431131042 is a wasteful number, since it uses less digits than its factorization.

4043431131042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673905188512.

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

Adding to 4043431131042 its reverse (2401311343404), we get a palindrome (6444742474446).

The spelling of 4043431131042 in words is "four trillion, forty-three billion, four hundred thirty-one million, one hundred thirty-one thousand, forty-two".