242444341957 has 2 divisors, whose sum is σ = 242444341958. Its totient is φ = 242444341956.

The previous prime is 242444341907. The next prime is 242444342003. The reversal of 242444341957 is 759143444242.

242444341957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215364677476 + 27079664481 = 464074^2 + 164559^2 .

It is a cyclic number.

It is not a de Polignac number, because 242444341957 - 2¹⁹ = 242443817669 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 242444341957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242444341907) 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, 121222170978 + 121222170979.

It is an arithmetic number, because the mean of its divisors is an integer number (121222170979).

Almost surely, 2^242444341957 is an apocalyptic number.

It is an amenable number.

242444341957 is a deficient number, since it is larger than the sum of its proper divisors (1).

242444341957 is an equidigital number, since it uses as much as digits as its factorization.

242444341957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3870720, while the sum is 49.

The spelling of 242444341957 in words is "two hundred forty-two billion, four hundred forty-four million, three hundred forty-one thousand, nine hundred fifty-seven".