226521652417 has 2 divisors, whose sum is σ = 226521652418. Its totient is φ = 226521652416.

The previous prime is 226521652393. The next prime is 226521652447. The reversal of 226521652417 is 714256125622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147209575041 + 79312077376 = 383679^2 + 281624^2 .

It is a cyclic number.

It is not a de Polignac number, because 226521652417 - 2¹⁹ = 226521128129 is a prime.

It is not a weakly prime, because it can be changed into another prime (226521652447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113260826208 + 113260826209.

It is an arithmetic number, because the mean of its divisors is an integer number (113260826209).

Almost surely, 2^226521652417 is an apocalyptic number.

It is an amenable number.

226521652417 is a deficient number, since it is larger than the sum of its proper divisors (1).

226521652417 is an equidigital number, since it uses as much as digits as its factorization.

226521652417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 43.

The spelling of 226521652417 in words is "two hundred twenty-six billion, five hundred twenty-one million, six hundred fifty-two thousand, four hundred seventeen".