40243222830847 has 2 divisors, whose sum is σ = 40243222830848. Its totient is φ = 40243222830846.

The previous prime is 40243222830799. The next prime is 40243222830869. The reversal of 40243222830847 is 74803822234204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40243222830847 - 2¹¹ = 40243222828799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40243222830847.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40243222830887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20121611415423 + 20121611415424.

It is an arithmetic number, because the mean of its divisors is an integer number (20121611415424).

Almost surely, 2^{40243222830847} is an apocalyptic number.

40243222830847 is a deficient number, since it is larger than the sum of its proper divisors (1).

40243222830847 is an equidigital number, since it uses as much as digits as its factorization.

40243222830847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4128768, while the sum is 49.

The spelling of 40243222830847 in words is "forty trillion, two hundred forty-three billion, two hundred twenty-two million, eight hundred thirty thousand, eight hundred forty-seven".