447132665647407 has 16 divisors (see below), whose sum is σ = 631248600148992. Its totient is φ = 280552725452160.

The previous prime is 447132665647361. The next prime is 447132665647439. The reversal of 447132665647407 is 704746566231744.

It is not a de Polignac number, because 447132665647407 - 2¹⁵ = 447132665614639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447132665647457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4063993 + ... + 30179154.

It is an arithmetic number, because the mean of its divisors is an integer number (39453037509312).

Almost surely, 2^{447132665647407} is an apocalyptic number.

447132665647407 is a deficient number, since it is larger than the sum of its proper divisors (184115934501585).

447132665647407 is a wasteful number, since it uses less digits than its factorization.

447132665647407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34499198.

The product of its (nonzero) digits is 568995840, while the sum is 66.

The spelling of 447132665647407 in words is "four hundred forty-seven trillion, one hundred thirty-two billion, six hundred sixty-five million, six hundred forty-seven thousand, four hundred seven".