447327189223 has 2 divisors, whose sum is σ = 447327189224. Its totient is φ = 447327189222.

The previous prime is 447327189193. The next prime is 447327189229. The reversal of 447327189223 is 322981723744.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447327189223 is a prime.

It is a super-2 number, since 2×447327189223² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447327189229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223663594611 + 223663594612.

It is an arithmetic number, because the mean of its divisors is an integer number (223663594612).

Almost surely, 2^447327189223 is an apocalyptic number.

447327189223 is a deficient number, since it is larger than the sum of its proper divisors (1).

447327189223 is an equidigital number, since it uses as much as digits as its factorization.

447327189223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4064256, while the sum is 52.

The spelling of 447327189223 in words is "four hundred forty-seven billion, three hundred twenty-seven million, one hundred eighty-nine thousand, two hundred twenty-three".