225766522313 has 2 divisors, whose sum is σ = 225766522314. Its totient is φ = 225766522312.

The previous prime is 225766522229. The next prime is 225766522343. The reversal of 225766522313 is 313225667522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223740352144 + 2026170169 = 473012^2 + 45013^2 .

It is a cyclic number.

It is not a de Polignac number, because 225766522313 - 2¹² = 225766518217 is a prime.

It is not a weakly prime, because it can be changed into another prime (225766522343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112883261156 + 112883261157.

It is an arithmetic number, because the mean of its divisors is an integer number (112883261157).

Almost surely, 2^225766522313 is an apocalyptic number.

It is an amenable number.

225766522313 is a deficient number, since it is larger than the sum of its proper divisors (1).

225766522313 is an equidigital number, since it uses as much as digits as its factorization.

225766522313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 44.

The spelling of 225766522313 in words is "two hundred twenty-five billion, seven hundred sixty-six million, five hundred twenty-two thousand, three hundred thirteen".