447621564696 has 64 divisors (see below), whose sum is σ = 1125041356800. Its totient is φ = 148410997248.

The previous prime is 447621564601. The next prime is 447621564697. The reversal of 447621564696 is 696465126744.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447621564697) 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, 3307120 + ... + 3439808.

It is an arithmetic number, because the mean of its divisors is an integer number (17578771200).

Almost surely, 2^447621564696 is an apocalyptic number.

It is an amenable number.

447621564696 is an abundant number, since it is smaller than the sum of its proper divisors (677419792104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

447621564696 is a wasteful number, since it uses less digits than its factorization.

447621564696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133448 (or 133444 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 60.

The spelling of 447621564696 in words is "four hundred forty-seven billion, six hundred twenty-one million, five hundred sixty-four thousand, six hundred ninety-six".