4044320142 has 16 divisors (see below), whose sum is σ = 8090015952. Its totient is φ = 1347877440.

The previous prime is 4044320123. The next prime is 4044320149. The reversal of 4044320142 is 2410234404.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044320149) 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, 16909 + ... + 91512.

It is an arithmetic number, because the mean of its divisors is an integer number (505625997).

Almost surely, 2^4044320142 is an apocalyptic number.

4044320142 is an abundant number, since it is smaller than the sum of its proper divisors (4045695810).

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

4044320142 is a wasteful number, since it uses less digits than its factorization.

4044320142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114643.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4044320142 is about 63594.9694708630. The cubic root of 4044320142 is about 1593.2423508657.

Adding to 4044320142 its reverse (2410234404), we get a palindrome (6454554546).

The spelling of 4044320142 in words is "four billion, forty-four million, three hundred twenty thousand, one hundred forty-two".