4040143439 has 8 divisors (see below), whose sum is σ = 4196117520. Its totient is φ = 3885280000.

The previous prime is 4040143433. The next prime is 4040143501. The reversal of 4040143439 is 9343410404.

4040143439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4040143439 - 2⁴ = 4040143423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040143433) 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 7 ways as a sum of consecutive naturals, for example, 270242 + ... + 284799.

It is an arithmetic number, because the mean of its divisors is an integer number (524514690).

Almost surely, 2^4040143439 is an apocalyptic number.

4040143439 is a deficient number, since it is larger than the sum of its proper divisors (155974081).

4040143439 is a wasteful number, since it uses less digits than its factorization.

4040143439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555321.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 4040143439 is about 63562.1226753796. The cubic root of 4040143439 is about 1592.6936972839.

The spelling of 4040143439 in words is "four billion, forty million, one hundred forty-three thousand, four hundred thirty-nine".