144522073697 has 2 divisors, whose sum is σ = 144522073698. Its totient is φ = 144522073696.

The previous prime is 144522073693. The next prime is 144522073783. The reversal of 144522073697 is 796370225441.

144522073697 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124523588641 + 19998485056 = 352879^2 + 141416^2 .

It is a cyclic number.

It is not a de Polignac number, because 144522073697 - 2² = 144522073693 is a prime.

It is not a weakly prime, because it can be changed into another prime (144522073693) 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 as a sum of consecutive naturals, namely, 72261036848 + 72261036849.

It is an arithmetic number, because the mean of its divisors is an integer number (72261036849).

Almost surely, 2^144522073697 is an apocalyptic number.

It is an amenable number.

144522073697 is a deficient number, since it is larger than the sum of its proper divisors (1).

144522073697 is an equidigital number, since it uses as much as digits as its factorization.

144522073697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 144522073697 in words is "one hundred forty-four billion, five hundred twenty-two million, seventy-three thousand, six hundred ninety-seven".