2223646463197 has 2 divisors, whose sum is σ = 2223646463198. Its totient is φ = 2223646463196.

The previous prime is 2223646463191. The next prime is 2223646463243. The reversal of 2223646463197 is 7913646463222.

It is a happy number.

2223646463197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2181443334841 + 42203128356 = 1476971^2 + 205434^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223646463197 - 2³ = 2223646463189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2223646463191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111823231598 + 1111823231599.

It is an arithmetic number, because the mean of its divisors is an integer number (1111823231599).

Almost surely, 2^{2223646463197} is an apocalyptic number.

It is an amenable number.

2223646463197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2223646463197 is an equidigital number, since it uses as much as digits as its factorization.

2223646463197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15676416, while the sum is 55.

The spelling of 2223646463197 in words is "two trillion, two hundred twenty-three billion, six hundred forty-six million, four hundred sixty-three thousand, one hundred ninety-seven".