447044040067 has 2 divisors, whose sum is σ = 447044040068. Its totient is φ = 447044040066.

The previous prime is 447044040019. The next prime is 447044040151. The reversal of 447044040067 is 760040440744.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447044040067 is a prime.

It is not a weakly prime, because it can be changed into another prime (447044040367) 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, 223522020033 + 223522020034.

It is an arithmetic number, because the mean of its divisors is an integer number (223522020034).

Almost surely, 2^447044040067 is an apocalyptic number.

447044040067 is a deficient number, since it is larger than the sum of its proper divisors (1).

447044040067 is an equidigital number, since it uses as much as digits as its factorization.

447044040067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 301056, while the sum is 40.

The spelling of 447044040067 in words is "four hundred forty-seven billion, forty-four million, forty thousand, sixty-seven".