144440633663161 has 8 divisors (see below), whose sum is σ = 157574074659264. Its totient is φ = 131307605050320.

The previous prime is 144440633663149. The next prime is 144440633663189. The reversal of 144440633663161 is 161366336044441.

144440633663161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 144440633663161 - 2⁷ = 144440633663033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144440633663099 and 144440633663108.

It is not an unprimeable number, because it can be changed into a prime (144440633663191) 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, 102363226 + ... + 103764691.

It is an arithmetic number, because the mean of its divisors is an integer number (19696759332408).

Almost surely, 2^{144440633663161} is an apocalyptic number.

144440633663161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144440633663161 is a deficient number, since it is larger than the sum of its proper divisors (13133440996103).

144440633663161 is a wasteful number, since it uses less digits than its factorization.

144440633663161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206191631.

The product of its (nonzero) digits is 8957952, while the sum is 52.

The spelling of 144440633663161 in words is "one hundred forty-four trillion, four hundred forty billion, six hundred thirty-three million, six hundred sixty-three thousand, one hundred sixty-one".