144524440069 has 2 divisors, whose sum is σ = 144524440070. Its totient is φ = 144524440068.

The previous prime is 144524439971. The next prime is 144524440087. The reversal of 144524440069 is 960044425441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142931631969 + 1592808100 = 378063^2 + 39910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144524440069 is a prime.

It is a super-3 number, since 3×144524440069³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144524443069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72262220034 + 72262220035.

It is an arithmetic number, because the mean of its divisors is an integer number (72262220035).

Almost surely, 2^144524440069 is an apocalyptic number.

It is an amenable number.

144524440069 is a deficient number, since it is larger than the sum of its proper divisors (1).

144524440069 is an equidigital number, since it uses as much as digits as its factorization.

144524440069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 144524440069 in words is "one hundred forty-four billion, five hundred twenty-four million, four hundred forty thousand, sixty-nine".