4040446143 has 4 divisors (see below), whose sum is σ = 5387261528. Its totient is φ = 2693630760.

The previous prime is 4040446129. The next prime is 4040446169. The reversal of 4040446143 is 3416440404.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4040446143 - 2⁹ = 4040445631 is a prime.

It is a super-3 number, since 3×4040446143³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4040446143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040446643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673407688 + ... + 673407693.

It is an arithmetic number, because the mean of its divisors is an integer number (1346815382).

Almost surely, 2^4040446143 is an apocalyptic number.

4040446143 is a deficient number, since it is larger than the sum of its proper divisors (1346815385).

4040446143 is a wasteful number, since it uses less digits than its factorization.

4040446143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346815384.

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 4040446143 is about 63564.5037973239. The cubic root of 4040446143 is about 1592.7334733232.

Adding to 4040446143 its reverse (3416440404), we get a palindrome (7456886547).

The spelling of 4040446143 in words is "four billion, forty million, four hundred forty-six thousand, one hundred forty-three".