447265392672 has 192 divisors, whose sum is σ = 1400656852224. Its totient is φ = 122297610240.

The previous prime is 447265392641. The next prime is 447265392719. The reversal of 447265392672 is 276293562744.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1369258 + ... + 1664150.

It is an arithmetic number, because the mean of its divisors is an integer number (7295087772).

Almost surely, 2^447265392672 is an apocalyptic number.

447265392672 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447265392672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (700328426112).

447265392672 is an abundant number, since it is smaller than the sum of its proper divisors (953391459552).

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

447265392672 is a wasteful number, since it uses less digits than its factorization.

447265392672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295011 (or 295003 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 57.

The spelling of 447265392672 in words is "four hundred forty-seven billion, two hundred sixty-five million, three hundred ninety-two thousand, six hundred seventy-two".