144661444166441 has 8 divisors (see below), whose sum is σ = 153171241323264. Its totient is φ = 136151680392000.

The previous prime is 144661444166429. The next prime is 144661444166467.

144661444166441 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 144661444166441 - 2³⁸ = 144386566259497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144661444166641) 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, 866816 + ... + 17031566.

It is an arithmetic number, because the mean of its divisors is an integer number (19146405165408).

Almost surely, 2^{144661444166441} is an apocalyptic number.

It is an amenable number.

144661444166441 is a deficient number, since it is larger than the sum of its proper divisors (8509797156823).

144661444166441 is a wasteful number, since it uses less digits than its factorization.

144661444166441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16691191.

The product of its digits is 21233664, while the sum is 56.

The spelling of 144661444166441 in words is "one hundred forty-four trillion, six hundred sixty-one billion, four hundred forty-four million, one hundred sixty-six thousand, four hundred forty-one".