447485135952 has 40 divisors (see below), whose sum is σ = 1224003462336. Its totient is φ = 140387493376.

The previous prime is 447485135939. The next prime is 447485135953. The reversal of 447485135952 is 259531584744.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 447485135892 and 447485135901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447485135953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274193508 + ... + 274195139.

Almost surely, 2^447485135952 is an apocalyptic number.

It is an amenable number.

447485135952 is an abundant number, since it is smaller than the sum of its proper divisors (776518326384).

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

447485135952 is a wasteful number, since it uses less digits than its factorization.

447485135952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548388675 (or 548388669 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 57.

The spelling of 447485135952 in words is "four hundred forty-seven billion, four hundred eighty-five million, one hundred thirty-five thousand, nine hundred fifty-two".