144240423223 has 16 divisors (see below), whose sum is σ = 160339288032. Its totient is φ = 128905920000.

The previous prime is 144240423193. The next prime is 144240423233. The reversal of 144240423223 is 322324042441.

It is a de Polignac number, because none of the positive numbers 2^k-144240423223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144240423233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 963078 + ... + 1102723.

It is an arithmetic number, because the mean of its divisors is an integer number (10021205502).

Almost surely, 2^144240423223 is an apocalyptic number.

144240423223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

144240423223 is a deficient number, since it is larger than the sum of its proper divisors (16098864809).

144240423223 is a wasteful number, since it uses less digits than its factorization.

144240423223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065986.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 144240423223 its reverse (322324042441), we get a palindrome (466564465664).

The spelling of 144240423223 in words is "one hundred forty-four billion, two hundred forty million, four hundred twenty-three thousand, two hundred twenty-three".