144618434423 has 2 divisors, whose sum is σ = 144618434424. Its totient is φ = 144618434422.

The previous prime is 144618434413. The next prime is 144618434497. The reversal of 144618434423 is 324434816441.

It is a weak prime.

It is an emirp because it is prime and its reverse (324434816441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 144618434423 - 2⁴ = 144618434407 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144618434413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72309217211 + 72309217212.

It is an arithmetic number, because the mean of its divisors is an integer number (72309217212).

Almost surely, 2^144618434423 is an apocalyptic number.

144618434423 is a deficient number, since it is larger than the sum of its proper divisors (1).

144618434423 is an equidigital number, since it uses as much as digits as its factorization.

144618434423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 884736, while the sum is 44.

The spelling of 144618434423 in words is "one hundred forty-four billion, six hundred eighteen million, four hundred thirty-four thousand, four hundred twenty-three".