144397793441 has 16 divisors (see below), whose sum is σ = 161731418688. Its totient is φ = 127779724800.

The previous prime is 144397793437. The next prime is 144397793461.

144397793441 is nontrivially palindromic in base 10.

144397793441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 144397793441 - 2² = 144397793437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144397793461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161576 + ... + 561161.

It is an arithmetic number, because the mean of its divisors is an integer number (10108213668).

Almost surely, 2^144397793441 is an apocalyptic number.

144397793441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144397793441 is a deficient number, since it is larger than the sum of its proper divisors (17333625247).

144397793441 is a wasteful number, since it uses less digits than its factorization.

144397793441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723232.

The product of its digits is 9144576, while the sum is 56.

The spelling of 144397793441 in words is "one hundred forty-four billion, three hundred ninety-seven million, seven hundred ninety-three thousand, four hundred forty-one".