14426857702217 has 2 divisors, whose sum is σ = 14426857702218. Its totient is φ = 14426857702216.

The previous prime is 14426857702211. The next prime is 14426857702237. The reversal of 14426857702217 is 71220775862441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7520626125376 + 6906231576841 = 2742376^2 + 2627971^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14426857702217 is a prime.

It is not a weakly prime, because it can be changed into another prime (14426857702211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7213428851108 + 7213428851109.

It is an arithmetic number, because the mean of its divisors is an integer number (7213428851109).

Almost surely, 2^{14426857702217} is an apocalyptic number.

It is an amenable number.

14426857702217 is a deficient number, since it is larger than the sum of its proper divisors (1).

14426857702217 is an equidigital number, since it uses as much as digits as its factorization.

14426857702217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10536960, while the sum is 56.

The spelling of 14426857702217 in words is "fourteen trillion, four hundred twenty-six billion, eight hundred fifty-seven million, seven hundred two thousand, two hundred seventeen".