242776662500459 has 2 divisors, whose sum is σ = 242776662500460. Its totient is φ = 242776662500458.

The previous prime is 242776662500417. The next prime is 242776662500461. The reversal of 242776662500459 is 954005266677242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242776662500459 - 2¹⁶ = 242776662434923 is a prime.

Together with 242776662500461, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 242776662500395 and 242776662500404.

It is not a weakly prime, because it can be changed into another prime (242776662500059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121388331250229 + 121388331250230.

It is an arithmetic number, because the mean of its divisors is an integer number (121388331250230).

Almost surely, 2^{242776662500459} is an apocalyptic number.

242776662500459 is a deficient number, since it is larger than the sum of its proper divisors (1).

242776662500459 is an equidigital number, since it uses as much as digits as its factorization.

242776662500459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 304819200, while the sum is 65.

The spelling of 242776662500459 in words is "two hundred forty-two trillion, seven hundred seventy-six billion, six hundred sixty-two million, five hundred thousand, four hundred fifty-nine".