144040043223142 has 64 divisors (see below), whose sum is σ = 243647756838144. Its totient is φ = 63288708013440.

The previous prime is 144040043223067. The next prime is 144040043223143. The reversal of 144040043223142 is 241322340040441.

It is a junction number, because it is equal to n+sod(n) for n = 144040043223098 and 144040043223107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144040043223143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 971574073 + ... + 971722315.

It is an arithmetic number, because the mean of its divisors is an integer number (3806996200596).

Almost surely, 2^{144040043223142} is an apocalyptic number.

144040043223142 is a deficient number, since it is larger than the sum of its proper divisors (99607713615002).

144040043223142 is a wasteful number, since it uses less digits than its factorization.

144040043223142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156053.

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

Adding to 144040043223142 its reverse (241322340040441), we get a palindrome (385362383263583).

The spelling of 144040043223142 in words is "one hundred forty-four trillion, forty billion, forty-three million, two hundred twenty-three thousand, one hundred forty-two".