144320324443243 has 8 divisors (see below), whose sum is σ = 155426989607568. Its totient is φ = 133214388099744.

The previous prime is 144320324443189. The next prime is 144320324443279. The reversal of 144320324443243 is 342344423023441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144320324443243 - 2²¹ = 144320322346091 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144320324443243.

It is not an unprimeable number, because it can be changed into a prime (144300324443243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181793896 + ... + 182586037.

It is an arithmetic number, because the mean of its divisors is an integer number (19428373700946).

Almost surely, 2^{144320324443243} is an apocalyptic number.

144320324443243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

144320324443243 is a deficient number, since it is larger than the sum of its proper divisors (11106665164325).

144320324443243 is a wasteful number, since it uses less digits than its factorization.

144320324443243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364410413.

The product of its (nonzero) digits is 2654208, while the sum is 43.

Adding to 144320324443243 its reverse (342344423023441), we get a palindrome (486664747466684).

The spelling of 144320324443243 in words is "one hundred forty-four trillion, three hundred twenty billion, three hundred twenty-four million, four hundred forty-three thousand, two hundred forty-three".