144353670809 has 2 divisors, whose sum is σ = 144353670810. Its totient is φ = 144353670808.

The previous prime is 144353670737. The next prime is 144353670829. The reversal of 144353670809 is 908076353441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143455350025 + 898320784 = 378755^2 + 29972^2 .

It is a cyclic number.

It is not a de Polignac number, because 144353670809 - 2³² = 140058703513 is a prime.

It is not a weakly prime, because it can be changed into another prime (144353670829) 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, 72176835404 + 72176835405.

It is an arithmetic number, because the mean of its divisors is an integer number (72176835405).

Almost surely, 2^144353670809 is an apocalyptic number.

It is an amenable number.

144353670809 is a deficient number, since it is larger than the sum of its proper divisors (1).

144353670809 is an equidigital number, since it uses as much as digits as its factorization.

144353670809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 144353670809 in words is "one hundred forty-four billion, three hundred fifty-three million, six hundred seventy thousand, eight hundred nine".