4244040023142 has 16 divisors (see below), whose sum is σ = 8987378872752. Its totient is φ = 1331463536640.

The previous prime is 4244040023129. The next prime is 4244040023147. The reversal of 4244040023142 is 2413200404424.

It is a super-2 number, since 2×4244040023142² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244040023147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20804117659 + ... + 20804117862.

It is an arithmetic number, because the mean of its divisors is an integer number (561711179547).

Almost surely, 2^{4244040023142} is an apocalyptic number.

4244040023142 is an abundant number, since it is smaller than the sum of its proper divisors (4743338849610).

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

4244040023142 is a wasteful number, since it uses less digits than its factorization.

4244040023142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41608235543.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 4244040023142 its reverse (2413200404424), we get a palindrome (6657240427566).

The spelling of 4244040023142 in words is "four trillion, two hundred forty-four billion, forty million, twenty-three thousand, one hundred forty-two".