244142343187 has 2 divisors, whose sum is σ = 244142343188. Its totient is φ = 244142343186.

The previous prime is 244142343169. The next prime is 244142343299. The reversal of 244142343187 is 781343241442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 244142343187 - 2³¹ = 241994859539 is a prime.

It is not a weakly prime, because it can be changed into another prime (244142343157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122071171593 + 122071171594.

It is an arithmetic number, because the mean of its divisors is an integer number (122071171594).

Almost surely, 2^244142343187 is an apocalyptic number.

244142343187 is a deficient number, since it is larger than the sum of its proper divisors (1).

244142343187 is an equidigital number, since it uses as much as digits as its factorization.

244142343187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 516096, while the sum is 43.

The spelling of 244142343187 in words is "two hundred forty-four billion, one hundred forty-two million, three hundred forty-three thousand, one hundred eighty-seven".