447326303512 has 128 divisors (see below), whose sum is σ = 937276116480. Its totient is φ = 198446080000.

The previous prime is 447326303503. The next prime is 447326303533. The reversal of 447326303512 is 215303623744.

It is a congruent number.

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, 279403512 + ... + 279405112.

It is an arithmetic number, because the mean of its divisors is an integer number (7322469660).

Almost surely, 2^447326303512 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 447326303512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (468638058240).

447326303512 is an abundant number, since it is smaller than the sum of its proper divisors (489949812968).

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

447326303512 is a wasteful number, since it uses less digits than its factorization.

447326303512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113 (or 2109 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 40.

The spelling of 447326303512 in words is "four hundred forty-seven billion, three hundred twenty-six million, three hundred three thousand, five hundred twelve".