144421553404303 has 8 divisors (see below), whose sum is σ = 165086758149120. Its totient is φ = 123764737224120.

The previous prime is 144421553404279. The next prime is 144421553404309. The reversal of 144421553404303 is 303404355124441.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144421553404303 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 144421553404303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144421553404309) 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, 2097104263 + ... + 2097173128.

It is an arithmetic number, because the mean of its divisors is an integer number (20635844768640).

Almost surely, 2^{144421553404303} is an apocalyptic number.

144421553404303 is a deficient number, since it is larger than the sum of its proper divisors (20665204744817).

144421553404303 is an equidigital number, since it uses as much as digits as its factorization.

144421553404303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194282317.

The product of its (nonzero) digits is 1382400, while the sum is 43.

The spelling of 144421553404303 in words is "one hundred forty-four trillion, four hundred twenty-one billion, five hundred fifty-three million, four hundred four thousand, three hundred three".