144807727717 has 2 divisors, whose sum is σ = 144807727718. Its totient is φ = 144807727716.

The previous prime is 144807727637. The next prime is 144807727721. The reversal of 144807727717 is 717727708441.

144807727717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136076880996 + 8730846721 = 368886^2 + 93439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144807727717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144807727117) 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, 72403863858 + 72403863859.

It is an arithmetic number, because the mean of its divisors is an integer number (72403863859).

Almost surely, 2^144807727717 is an apocalyptic number.

It is an amenable number.

144807727717 is a deficient number, since it is larger than the sum of its proper divisors (1).

144807727717 is an equidigital number, since it uses as much as digits as its factorization.

144807727717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4302592, while the sum is 55.

The spelling of 144807727717 in words is "one hundred forty-four billion, eight hundred seven million, seven hundred twenty-seven thousand, seven hundred seventeen".