224661166447 has 2 divisors, whose sum is σ = 224661166448. Its totient is φ = 224661166446.

The previous prime is 224661166397. The next prime is 224661166463. The reversal of 224661166447 is 744661166422.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224661166447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 224661166447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224661166487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112330583223 + 112330583224.

It is an arithmetic number, because the mean of its divisors is an integer number (112330583224).

Almost surely, 2^224661166447 is an apocalyptic number.

224661166447 is a deficient number, since it is larger than the sum of its proper divisors (1).

224661166447 is an equidigital number, since it uses as much as digits as its factorization.

224661166447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2322432, while the sum is 49.

The spelling of 224661166447 in words is "two hundred twenty-four billion, six hundred sixty-one million, one hundred sixty-six thousand, four hundred forty-seven".