2243742473417 has 2 divisors, whose sum is σ = 2243742473418. Its totient is φ = 2243742473416.

The previous prime is 2243742473377. The next prime is 2243742473431. The reversal of 2243742473417 is 7143742473422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1195864725136 + 1047877748281 = 1093556^2 + 1023659^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243742473417 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243742473017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121871236708 + 1121871236709.

It is an arithmetic number, because the mean of its divisors is an integer number (1121871236709).

Almost surely, 2^{2243742473417} is an apocalyptic number.

It is an amenable number.

2243742473417 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243742473417 is an equidigital number, since it uses as much as digits as its factorization.

2243742473417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6322176, while the sum is 50.

The spelling of 2243742473417 in words is "two trillion, two hundred forty-three billion, seven hundred forty-two million, four hundred seventy-three thousand, four hundred seventeen".