242672807873 has 2 divisors, whose sum is σ = 242672807874. Its totient is φ = 242672807872.

The previous prime is 242672807843. The next prime is 242672807879. The reversal of 242672807873 is 378708276242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 241939048129 + 733759744 = 491873^2 + 27088^2 .

It is a cyclic number.

It is not a de Polignac number, because 242672807873 - 2⁸ = 242672807617 is a prime.

It is not a weakly prime, because it can be changed into another prime (242672807879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121336403936 + 121336403937.

It is an arithmetic number, because the mean of its divisors is an integer number (121336403937).

Almost surely, 2^242672807873 is an apocalyptic number.

It is an amenable number.

242672807873 is a deficient number, since it is larger than the sum of its proper divisors (1).

242672807873 is an equidigital number, since it uses as much as digits as its factorization.

242672807873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12644352, while the sum is 56.

The spelling of 242672807873 in words is "two hundred forty-two billion, six hundred seventy-two million, eight hundred seven thousand, eight hundred seventy-three".