447665670572 has 48 divisors (see below), whose sum is σ = 810975080160. Its totient is φ = 216076224000.

The previous prime is 447665670541. The next prime is 447665670587. The reversal of 447665670572 is 275076566744.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29625443 + ... + 29640549.

It is an arithmetic number, because the mean of its divisors is an integer number (16895314170).

Almost surely, 2^447665670572 is an apocalyptic number.

It is an amenable number.

447665670572 is a deficient number, since it is larger than the sum of its proper divisors (363309409588).

447665670572 is a wasteful number, since it uses less digits than its factorization.

447665670572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17042 (or 17040 counting only the distinct ones).

The product of its (nonzero) digits is 59270400, while the sum is 59.

The spelling of 447665670572 in words is "four hundred forty-seven billion, six hundred sixty-five million, six hundred seventy thousand, five hundred seventy-two".