144441401435021 has 8 divisors (see below), whose sum is σ = 151326186580224. Its totient is φ = 137695702858560.

The previous prime is 144441401435017. The next prime is 144441401435027. The reversal of 144441401435021 is 120534104144441.

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 144441401435021 - 2² = 144441401435017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144441401435027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34771640060 + ... + 34771644213.

It is an arithmetic number, because the mean of its divisors is an integer number (18915773322528).

Almost surely, 2^{144441401435021} is an apocalyptic number.

It is an amenable number.

144441401435021 is a deficient number, since it is larger than the sum of its proper divisors (6884785145203).

144441401435021 is an equidigital number, since it uses as much as digits as its factorization.

144441401435021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69543284371.

The product of its (nonzero) digits is 122880, while the sum is 38.

Adding to 144441401435021 its reverse (120534104144441), we get a palindrome (264975505579462).

The spelling of 144441401435021 in words is "one hundred forty-four trillion, four hundred forty-one billion, four hundred one million, four hundred thirty-five thousand, twenty-one".