22143341227649 has 2 divisors, whose sum is σ = 22143341227650. Its totient is φ = 22143341227648.

The previous prime is 22143341227607. The next prime is 22143341227687. The reversal of 22143341227649 is 94672214334122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20044710945424 + 2098630282225 = 4477132^2 + 1448665^2 .

It is a cyclic number.

It is not a de Polignac number, because 22143341227649 - 2²⁰ = 22143340179073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22143341227597 and 22143341227606.

It is not a weakly prime, because it can be changed into another prime (22143341227549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11071670613824 + 11071670613825.

It is an arithmetic number, because the mean of its divisors is an integer number (11071670613825).

Almost surely, 2^{22143341227649} is an apocalyptic number.

It is an amenable number.

22143341227649 is a deficient number, since it is larger than the sum of its proper divisors (1).

22143341227649 is an equidigital number, since it uses as much as digits as its factorization.

22143341227649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3483648, while the sum is 50.

The spelling of 22143341227649 in words is "twenty-two trillion, one hundred forty-three billion, three hundred forty-one million, two hundred twenty-seven thousand, six hundred forty-nine".