144440634164797 has 2 divisors, whose sum is σ = 144440634164798. Its totient is φ = 144440634164796.

The previous prime is 144440634164611. The next prime is 144440634164839. The reversal of 144440634164797 is 797461436044441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142829412667876 + 1611221496921 = 11951126^2 + 1269339^2 .

It is a cyclic number.

It is not a de Polignac number, because 144440634164797 - 2¹⁵ = 144440634132029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144440634104797) by changing a digit.

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 as a sum of consecutive naturals, namely, 72220317082398 + 72220317082399.

It is an arithmetic number, because the mean of its divisors is an integer number (72220317082399).

Almost surely, 2^{144440634164797} is an apocalyptic number.

It is an amenable number.

144440634164797 is a deficient number, since it is larger than the sum of its proper divisors (1).

144440634164797 is an equidigital number, since it uses as much as digits as its factorization.

144440634164797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 195084288, while the sum is 64.

The spelling of 144440634164797 in words is "one hundred forty-four trillion, four hundred forty billion, six hundred thirty-four million, one hundred sixty-four thousand, seven hundred ninety-seven".