449005797727 has 2 divisors, whose sum is σ = 449005797728. Its totient is φ = 449005797726.

The previous prime is 449005797719. The next prime is 449005797797. The reversal of 449005797727 is 727797500944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 449005797727 - 2³ = 449005797719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449005797797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224502898863 + 224502898864.

It is an arithmetic number, because the mean of its divisors is an integer number (224502898864).

Almost surely, 2^449005797727 is an apocalyptic number.

449005797727 is a deficient number, since it is larger than the sum of its proper divisors (1).

449005797727 is an equidigital number, since it uses as much as digits as its factorization.

449005797727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31116960, while the sum is 61.

The spelling of 449005797727 in words is "four hundred forty-nine billion, five million, seven hundred ninety-seven thousand, seven hundred twenty-seven".