4140442143444 has 48 divisors (see below), whose sum is σ = 10231540397568. Its totient is φ = 1300437370848.

The previous prime is 4140442143433. The next prime is 4140442143503. The reversal of 4140442143444 is 4443412440414.

It is a super-2 number, since 2×4140442143444² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111933762 + ... + 111970745.

It is an arithmetic number, because the mean of its divisors is an integer number (213157091616).

Almost surely, 2^{4140442143444} is an apocalyptic number.

It is an amenable number.

4140442143444 is an abundant number, since it is smaller than the sum of its proper divisors (6091098254124).

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

4140442143444 is a wasteful number, since it uses less digits than its factorization.

4140442143444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223904604 (or 223904602 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 39.

Adding to 4140442143444 its reverse (4443412440414), we get a palindrome (8583854583858).

The spelling of 4140442143444 in words is "four trillion, one hundred forty billion, four hundred forty-two million, one hundred forty-three thousand, four hundred forty-four".