447413438018 has 8 divisors (see below), whose sum is σ = 672487002000. Its totient is φ = 223251104020.

The previous prime is 447413437987. The next prime is 447413438033. The reversal of 447413438018 is 810834314744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227806268 + ... + 227808231.

It is an arithmetic number, because the mean of its divisors is an integer number (84060875250).

Almost surely, 2^447413438018 is an apocalyptic number.

447413438018 is a deficient number, since it is larger than the sum of its proper divisors (225073563982).

447413438018 is a wasteful number, since it uses less digits than its factorization.

447413438018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455614992.

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 447413438018 in words is "four hundred forty-seven billion, four hundred thirteen million, four hundred thirty-eight thousand, eighteen".