447852367847 has 2 divisors, whose sum is σ = 447852367848. Its totient is φ = 447852367846.

The previous prime is 447852367799. The next prime is 447852367873. The reversal of 447852367847 is 748763258744.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447852367847 - 2²⁰ = 447851319271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447852367747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223926183923 + 223926183924.

It is an arithmetic number, because the mean of its divisors is an integer number (223926183924).

Almost surely, 2^447852367847 is an apocalyptic number.

447852367847 is a deficient number, since it is larger than the sum of its proper divisors (1).

447852367847 is an equidigital number, since it uses as much as digits as its factorization.

447852367847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252887040, while the sum is 65.

The spelling of 447852367847 in words is "four hundred forty-seven billion, eight hundred fifty-two million, three hundred sixty-seven thousand, eight hundred forty-seven".