144433431323 has 4 divisors (see below), whose sum is σ = 144447785760. Its totient is φ = 144419076888.

The previous prime is 144433431313. The next prime is 144433431341. The reversal of 144433431323 is 323134334441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144433431323 - 2²⁰ = 144432382747 is a prime.

It is a super-2 number, since 2×144433431323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144433431313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7162115 + ... + 7182252.

It is an arithmetic number, because the mean of its divisors is an integer number (36111946440).

Almost surely, 2^144433431323 is an apocalyptic number.

144433431323 is a deficient number, since it is larger than the sum of its proper divisors (14354437).

144433431323 is a wasteful number, since it uses less digits than its factorization.

144433431323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14354436.

The product of its digits is 124416, while the sum is 35.

Adding to 144433431323 its reverse (323134334441), we get a palindrome (467567765764).

The spelling of 144433431323 in words is "one hundred forty-four billion, four hundred thirty-three million, four hundred thirty-one thousand, three hundred twenty-three".