144403444323 has 12 divisors (see below), whose sum is σ = 213020684448. Its totient is φ = 94220686800.

The previous prime is 144403444321. The next prime is 144403444327. The reversal of 144403444323 is 323444304441.

144403444323 is a `hidden beast` number, since 144 + 40 + 3 + 44 + 432 + 3 = 666.

It is not a de Polignac number, because 144403444323 - 2¹ = 144403444321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144403444321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170689228 + ... + 170690073.

It is an arithmetic number, because the mean of its divisors is an integer number (17751723704).

Almost surely, 2^144403444323 is an apocalyptic number.

144403444323 is a deficient number, since it is larger than the sum of its proper divisors (68617240125).

144403444323 is a wasteful number, since it uses less digits than its factorization.

144403444323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341379354 (or 341379351 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 144403444323 its reverse (323444304441), we get a palindrome (467847748764).

The spelling of 144403444323 in words is "one hundred forty-four billion, four hundred three million, four hundred forty-four thousand, three hundred twenty-three".