144421400141044 has 18 divisors (see below), whose sum is σ = 273674280446070. Its totient is φ = 66656030834016.

The previous prime is 144421400141003. The next prime is 144421400141119. The reversal of 144421400141044 is 440141004124441.

It can be written as a sum of positive squares in 3 ways, for example, as 4276053251044 + 140145346890000 = 2067862^2 + 11838300^2 .

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 106820561559 + ... + 106820562910.

Almost surely, 2^{144421400141044} is an apocalyptic number.

It is an amenable number.

144421400141044 is a deficient number, since it is larger than the sum of its proper divisors (129252880305026).

144421400141044 is a wasteful number, since it uses less digits than its factorization.

144421400141044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213641124499 (or 213641124484 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 34.

Adding to 144421400141044 its reverse (440141004124441), we get a palindrome (584562404265485).

The spelling of 144421400141044 in words is "one hundred forty-four trillion, four hundred twenty-one billion, four hundred million, one hundred forty-one thousand, forty-four".