144321421255 has 8 divisors (see below), whose sum is σ = 188929860624. Its totient is φ = 104961033600.

The previous prime is 144321421159. The next prime is 144321421297. The reversal of 144321421255 is 552124123441.

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

It is not a de Polignac number, because 144321421255 - 2³⁷ = 6882467783 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 144321421255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312012866 + ... + 1312012975.

It is an arithmetic number, because the mean of its divisors is an integer number (23616232578).

Almost surely, 2^144321421255 is an apocalyptic number.

144321421255 is a deficient number, since it is larger than the sum of its proper divisors (44608439369).

144321421255 is a wasteful number, since it uses less digits than its factorization.

144321421255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2624025857.

The product of its digits is 38400, while the sum is 34.

Adding to 144321421255 its reverse (552124123441), we get a palindrome (696445544696).

The spelling of 144321421255 in words is "one hundred forty-four billion, three hundred twenty-one million, four hundred twenty-one thousand, two hundred fifty-five".