144223123444 has 12 divisors (see below), whose sum is σ = 256157488384. Its totient is φ = 71035269624.

The previous prime is 144223123441. The next prime is 144223123453. The reversal of 144223123444 is 444321322441.

It is a super-2 number, since 2×144223123444² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144223123441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269072724 + ... + 269073259.

Almost surely, 2^144223123444 is an apocalyptic number.

It is an amenable number.

144223123444 is a deficient number, since it is larger than the sum of its proper divisors (111934364940).

144223123444 is a wasteful number, since it uses less digits than its factorization.

144223123444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538146054 (or 538146052 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

Adding to 144223123444 its reverse (444321322441), we get a palindrome (588544445885).

The spelling of 144223123444 in words is "one hundred forty-four billion, two hundred twenty-three million, one hundred twenty-three thousand, four hundred forty-four".