40243222830871 has 2 divisors, whose sum is σ = 40243222830872. Its totient is φ = 40243222830870.

The previous prime is 40243222830869. The next prime is 40243222830883. The reversal of 40243222830871 is 17803822234204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40243222830871 - 2¹ = 40243222830869 is a prime.

Together with 40243222830869, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40243222530871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20121611415435 + 20121611415436.

It is an arithmetic number, because the mean of its divisors is an integer number (20121611415436).

Almost surely, 2^{40243222830871} is an apocalyptic number.

40243222830871 is a deficient number, since it is larger than the sum of its proper divisors (1).

40243222830871 is an equidigital number, since it uses as much as digits as its factorization.

40243222830871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1032192, while the sum is 46.

The spelling of 40243222830871 in words is "forty trillion, two hundred forty-three billion, two hundred twenty-two million, eight hundred thirty thousand, eight hundred seventy-one".