447069583872 has 320 divisors, whose sum is σ = 1435408128000. Its totient is φ = 136833269760.

The previous prime is 447069583867. The next prime is 447069583897. The reversal of 447069583872 is 278385960744.

447069583872 is a `hidden beast` number, since 4 + 47 + 0 + 6 + 9 + 583 + 8 + 7 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9612129 + ... + 9658527.

It is an arithmetic number, because the mean of its divisors is an integer number (4485650400).

Almost surely, 2^447069583872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447069583872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (717704064000).

447069583872 is an abundant number, since it is smaller than the sum of its proper divisors (988338544128).

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

447069583872 is a wasteful number, since it uses less digits than its factorization.

447069583872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46484 (or 46462 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 63.

The spelling of 447069583872 in words is "four hundred forty-seven billion, sixty-nine million, five hundred eighty-three thousand, eight hundred seventy-two".