144644044633253 has 16 divisors (see below), whose sum is σ = 161485094232000. Its totient is φ = 128419092574080.

The previous prime is 144644044633229. The next prime is 144644044633259. The reversal of 144644044633253 is 352336440446441.

It is not a de Polignac number, because 144644044633253 - 2¹⁰ = 144644044632229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144644044633195 and 144644044633204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144644044633259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17329568 + ... + 24281721.

It is an arithmetic number, because the mean of its divisors is an integer number (10092818389500).

Almost surely, 2^{144644044633253} is an apocalyptic number.

It is an amenable number.

144644044633253 is a deficient number, since it is larger than the sum of its proper divisors (16841049598747).

144644044633253 is a wasteful number, since it uses less digits than its factorization.

144644044633253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41618692.

The product of its (nonzero) digits is 39813120, while the sum is 53.

The spelling of 144644044633253 in words is "one hundred forty-four trillion, six hundred forty-four billion, forty-four million, six hundred thirty-three thousand, two hundred fifty-three".