447125463439 has 2 divisors, whose sum is σ = 447125463440. Its totient is φ = 447125463438.

The previous prime is 447125463437. The next prime is 447125463461. The reversal of 447125463439 is 934364521744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447125463439 - 2¹ = 447125463437 is a prime.

Together with 447125463437, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447125463437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223562731719 + 223562731720.

It is an arithmetic number, because the mean of its divisors is an integer number (223562731720).

Almost surely, 2^447125463439 is an apocalyptic number.

447125463439 is a deficient number, since it is larger than the sum of its proper divisors (1).

447125463439 is an equidigital number, since it uses as much as digits as its factorization.

447125463439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8709120, while the sum is 52.

The spelling of 447125463439 in words is "four hundred forty-seven billion, one hundred twenty-five million, four hundred sixty-three thousand, four hundred thirty-nine".