223444142144 has 28 divisors (see below), whose sum is σ = 443528852844. Its totient is φ = 111688840704.

The previous prime is 223444142111. The next prime is 223444142149. The reversal of 223444142144 is 441241444322.

223444142144 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 191745900544 + 31698241600 = 437888^2 + 178040^2 .

It is not an unprimeable number, because it can be changed into a prime (223444142149) 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, 301667 + ... + 733410.

It is an arithmetic number, because the mean of its divisors is an integer number (15840316173).

Almost surely, 2^223444142144 is an apocalyptic number.

It is an amenable number.

223444142144 is a deficient number, since it is larger than the sum of its proper divisors (220084710700).

223444142144 is a wasteful number, since it uses less digits than its factorization.

223444142144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038462 (or 1038452 counting only the distinct ones).

The product of its digits is 98304, while the sum is 35.

Adding to 223444142144 its reverse (441241444322), we get a palindrome (664685586466).

The spelling of 223444142144 in words is "two hundred twenty-three billion, four hundred forty-four million, one hundred forty-two thousand, one hundred forty-four".