144433482409 has 2 divisors, whose sum is σ = 144433482410. Its totient is φ = 144433482408.

The previous prime is 144433482371. The next prime is 144433482449. The reversal of 144433482409 is 904284334441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104661955225 + 39771527184 = 323515^2 + 199428^2 .

It is a cyclic number.

It is not a de Polignac number, because 144433482409 - 2¹¹ = 144433480361 is a prime.

It is a super-2 number, since 2×144433482409² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144433482449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72216741204 + 72216741205.

It is an arithmetic number, because the mean of its divisors is an integer number (72216741205).

Almost surely, 2^144433482409 is an apocalyptic number.

It is an amenable number.

144433482409 is a deficient number, since it is larger than the sum of its proper divisors (1).

144433482409 is an equidigital number, since it uses as much as digits as its factorization.

144433482409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 144433482409 in words is "one hundred forty-four billion, four hundred thirty-three million, four hundred eighty-two thousand, four hundred nine".