4321204214449 has 2 divisors, whose sum is σ = 4321204214450. Its totient is φ = 4321204214448.

The previous prime is 4321204214297. The next prime is 4321204214489. The reversal of 4321204214449 is 9444124021234.

It is an a-pointer prime, because the next prime (4321204214489) can be obtained adding 4321204214449 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2761845134400 + 1559359080049 = 1661880^2 + 1248743^2 .

It is a cyclic number.

It is not a de Polignac number, because 4321204214449 - 2²⁵ = 4321170660017 is a prime.

It is not a weakly prime, because it can be changed into another prime (4321204214489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160602107224 + 2160602107225.

It is an arithmetic number, because the mean of its divisors is an integer number (2160602107225).

Almost surely, 2^{4321204214449} is an apocalyptic number.

It is an amenable number.

4321204214449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321204214449 is an equidigital number, since it uses as much as digits as its factorization.

4321204214449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 4321204214449 in words is "four trillion, three hundred twenty-one billion, two hundred four million, two hundred fourteen thousand, four hundred forty-nine".