225725470545473 has 2 divisors, whose sum is σ = 225725470545474. Its totient is φ = 225725470545472.

The previous prime is 225725470545461. The next prime is 225725470545479. The reversal of 225725470545473 is 374545074527522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162745565009329 + 62979905536144 = 12757177^2 + 7935988^2 .

It is a cyclic number.

It is not a de Polignac number, because 225725470545473 - 2⁴ = 225725470545457 is a prime.

It is not a weakly prime, because it can be changed into another prime (225725470545479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112862735272736 + 112862735272737.

It is an arithmetic number, because the mean of its divisors is an integer number (112862735272737).

Almost surely, 2^{225725470545473} is an apocalyptic number.

It is an amenable number.

225725470545473 is a deficient number, since it is larger than the sum of its proper divisors (1).

225725470545473 is an equidigital number, since it uses as much as digits as its factorization.

225725470545473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 329280000, while the sum is 62.

The spelling of 225725470545473 in words is "two hundred twenty-five trillion, seven hundred twenty-five billion, four hundred seventy million, five hundred forty-five thousand, four hundred seventy-three".