4040242244243 has 2 divisors, whose sum is σ = 4040242244244. Its totient is φ = 4040242244242.

The previous prime is 4040242244209. The next prime is 4040242244257. The reversal of 4040242244243 is 3424422420404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4040242244243 - 2¹² = 4040242240147 is a prime.

It is not a weakly prime, because it can be changed into another prime (4040242444243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020121122121 + 2020121122122.

It is an arithmetic number, because the mean of its divisors is an integer number (2020121122122).

Almost surely, 2^{4040242244243} is an apocalyptic number.

4040242244243 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040242244243 is an equidigital number, since it uses as much as digits as its factorization.

4040242244243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 4040242244243 its reverse (3424422420404), we get a palindrome (7464664664647).

The spelling of 4040242244243 in words is "four trillion, forty billion, two hundred forty-two million, two hundred forty-four thousand, two hundred forty-three".