447745652788 has 48 divisors (see below), whose sum is σ = 896655625600. Its totient is φ = 191641697280.

The previous prime is 447745652719. The next prime is 447745652803. The reversal of 447745652788 is 887256547744.

It is a congruent number.

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, 98166028 + ... + 98170588.

Almost surely, 2^447745652788 is an apocalyptic number.

It is an amenable number.

447745652788 is an abundant number, since it is smaller than the sum of its proper divisors (448909972812).

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

447745652788 is a wasteful number, since it uses less digits than its factorization.

447745652788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8360 (or 8358 counting only the distinct ones).

The product of its digits is 421478400, while the sum is 67.

The spelling of 447745652788 in words is "four hundred forty-seven billion, seven hundred forty-five million, six hundred fifty-two thousand, seven hundred eighty-eight".