447844403372 has 24 divisors (see below), whose sum is σ = 798342048000. Its totient is φ = 219759350096.

The previous prime is 447844403333. The next prime is 447844403381. The reversal of 447844403372 is 273304448744.

It is a self number, because there is not a number n which added to its sum of digits gives 447844403372.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442648 + ... + 1725375.

It is an arithmetic number, because the mean of its divisors is an integer number (33264252000).

Almost surely, 2^447844403372 is an apocalyptic number.

It is an amenable number.

447844403372 is a deficient number, since it is larger than the sum of its proper divisors (350497644628).

447844403372 is a wasteful number, since it uses less digits than its factorization.

447844403372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168685 (or 3168683 counting only the distinct ones).

The product of its (nonzero) digits is 7225344, while the sum is 50.

The spelling of 447844403372 in words is "four hundred forty-seven billion, eight hundred forty-four million, four hundred three thousand, three hundred seventy-two".