447182705652 has 12 divisors (see below), whose sum is σ = 1043426313216. Its totient is φ = 149060901880.

The previous prime is 447182705633. The next prime is 447182705677. The reversal of 447182705652 is 256507281744.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 447182705595 and 447182705604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18632612724 + ... + 18632612747.

It is an arithmetic number, because the mean of its divisors is an integer number (86952192768).

Almost surely, 2^447182705652 is an apocalyptic number.

It is an amenable number.

447182705652 is an abundant number, since it is smaller than the sum of its proper divisors (596243607564).

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

447182705652 is a wasteful number, since it uses less digits than its factorization.

447182705652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37265225478 (or 37265225476 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 51.

The spelling of 447182705652 in words is "four hundred forty-seven billion, one hundred eighty-two million, seven hundred five thousand, six hundred fifty-two".