454212444449 has 2 divisors, whose sum is σ = 454212444450. Its totient is φ = 454212444448.

The previous prime is 454212444437. The next prime is 454212444457. The reversal of 454212444449 is 944444212454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 339735105424 + 114477339025 = 582868^2 + 338345^2 .

It is a cyclic number.

It is not a de Polignac number, because 454212444449 - 2²⁰ = 454211395873 is a prime.

It is not a weakly prime, because it can be changed into another prime (454212444419) 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, 227106222224 + 227106222225.

It is an arithmetic number, because the mean of its divisors is an integer number (227106222225).

Almost surely, 2^454212444449 is an apocalyptic number.

It is an amenable number.

454212444449 is a deficient number, since it is larger than the sum of its proper divisors (1).

454212444449 is an equidigital number, since it uses as much as digits as its factorization.

454212444449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2949120, while the sum is 47.

The spelling of 454212444449 in words is "four hundred fifty-four billion, two hundred twelve million, four hundred forty-four thousand, four hundred forty-nine".