447876946943 has 4 divisors (see below), whose sum is σ = 447878288928. Its totient is φ = 447875604960.

The previous prime is 447876946927. The next prime is 447876946969. The reversal of 447876946943 is 349649678744.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 447876946943 - 2⁴ = 447876946927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447876946343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262730 + ... + 982232.

It is an arithmetic number, because the mean of its divisors is an integer number (111969572232).

Almost surely, 2^447876946943 is an apocalyptic number.

447876946943 is a deficient number, since it is larger than the sum of its proper divisors (1341985).

447876946943 is an equidigital number, since it uses as much as digits as its factorization.

447876946943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341984.

The product of its digits is 877879296, while the sum is 71.

The spelling of 447876946943 in words is "four hundred forty-seven billion, eight hundred seventy-six million, nine hundred forty-six thousand, nine hundred forty-three".