144454203534223 has 24 divisors (see below), whose sum is σ = 162837160306128. Its totient is φ = 127083200976000.

The previous prime is 144454203534169. The next prime is 144454203534227. The reversal of 144454203534223 is 322435302454441.

It is not a de Polignac number, because 144454203534223 - 2²⁹ = 144453666663311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144454203534227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 663337665 + ... + 663555397.

It is an arithmetic number, because the mean of its divisors is an integer number (6784881679422).

Almost surely, 2^{144454203534223} is an apocalyptic number.

144454203534223 is a deficient number, since it is larger than the sum of its proper divisors (18382956771905).

144454203534223 is a wasteful number, since it uses less digits than its factorization.

144454203534223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280567 (or 280536 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 46.

Adding to 144454203534223 its reverse (322435302454441), we get a palindrome (466889505988664).

The spelling of 144454203534223 in words is "one hundred forty-four trillion, four hundred fifty-four billion, two hundred three million, five hundred thirty-four thousand, two hundred twenty-three".