4342144344449 has 2 divisors, whose sum is σ = 4342144344450. Its totient is φ = 4342144344448.

The previous prime is 4342144344437. The next prime is 4342144344533. The reversal of 4342144344449 is 9444434412434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4190749425424 + 151394919025 = 2047132^2 + 389095^2 .

It is a cyclic number.

It is not a de Polignac number, because 4342144344449 - 2²⁴ = 4342127567233 is a prime.

It is a super-2 number, since 2×4342144344449² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4342144344397 and 4342144344406.

It is not a weakly prime, because it can be changed into another prime (4342144344149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2171072172224 + 2171072172225.

It is an arithmetic number, because the mean of its divisors is an integer number (2171072172225).

Almost surely, 2^{4342144344449} is an apocalyptic number.

It is an amenable number.

4342144344449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4342144344449 is an equidigital number, since it uses as much as digits as its factorization.

4342144344449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10616832, while the sum is 50.

The spelling of 4342144344449 in words is "four trillion, three hundred forty-two billion, one hundred forty-four million, three hundred forty-four thousand, four hundred forty-nine".