226867768613 has 2 divisors, whose sum is σ = 226867768614. Its totient is φ = 226867768612.

The previous prime is 226867768607. The next prime is 226867768643. The reversal of 226867768613 is 316867768622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224200356004 + 2667412609 = 473498^2 + 51647^2 .

It is a cyclic number.

It is not a de Polignac number, because 226867768613 - 2⁴ = 226867768597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226867768643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113433884306 + 113433884307.

It is an arithmetic number, because the mean of its divisors is an integer number (113433884307).

Almost surely, 2^226867768613 is an apocalyptic number.

It is an amenable number.

226867768613 is a deficient number, since it is larger than the sum of its proper divisors (1).

226867768613 is an equidigital number, since it uses as much as digits as its factorization.

226867768613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48771072, while the sum is 62.

Subtracting 226867768613 from its reverse (316867768622), we obtain a palindrome (90000000009).

The spelling of 226867768613 in words is "two hundred twenty-six billion, eight hundred sixty-seven million, seven hundred sixty-eight thousand, six hundred thirteen".