4440023143422 has 64 divisors (see below), whose sum is σ = 9581503841280. Its totient is φ = 1366424144384.

The previous prime is 4440023143399. The next prime is 4440023143453. The reversal of 4440023143422 is 2243413200444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31712023 + ... + 31851725.

It is an arithmetic number, because the mean of its divisors is an integer number (149710997520).

Almost surely, 2^{4440023143422} is an apocalyptic number.

4440023143422 is an abundant number, since it is smaller than the sum of its proper divisors (5141480697858).

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

4440023143422 is a wasteful number, since it uses less digits than its factorization.

4440023143422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145657.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 4440023143422 its reverse (2243413200444), we get a palindrome (6683436343866).

The spelling of 4440023143422 in words is "four trillion, four hundred forty billion, twenty-three million, one hundred forty-three thousand, four hundred twenty-two".