447852367871 has 16 divisors (see below), whose sum is σ = 466479518400. Its totient is φ = 429438912000.

The previous prime is 447852367847. The next prime is 447852367873. The reversal of 447852367871 is 178763258744.

It is a cyclic number.

It is not a de Polignac number, because 447852367871 - 2³⁸ = 172974460927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447852367873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21976775 + ... + 21997143.

It is an arithmetic number, because the mean of its divisors is an integer number (29154969900).

Almost surely, 2^447852367871 is an apocalyptic number.

447852367871 is a deficient number, since it is larger than the sum of its proper divisors (18627150529).

447852367871 is a wasteful number, since it uses less digits than its factorization.

447852367871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25570.

The product of its digits is 63221760, while the sum is 62.

The spelling of 447852367871 in words is "four hundred forty-seven billion, eight hundred fifty-two million, three hundred sixty-seven thousand, eight hundred seventy-one".