225006322553 has 2 divisors, whose sum is σ = 225006322554. Its totient is φ = 225006322552.

The previous prime is 225006322549. The next prime is 225006322573. The reversal of 225006322553 is 355223600522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 183686816569 + 41319505984 = 428587^2 + 203272^2 .

It is a cyclic number.

It is not a de Polignac number, because 225006322553 - 2² = 225006322549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (225006322573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112503161276 + 112503161277.

It is an arithmetic number, because the mean of its divisors is an integer number (112503161277).

Almost surely, 2^225006322553 is an apocalyptic number.

It is an amenable number.

225006322553 is a deficient number, since it is larger than the sum of its proper divisors (1).

225006322553 is an equidigital number, since it uses as much as digits as its factorization.

225006322553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 225006322553 in words is "two hundred twenty-five billion, six million, three hundred twenty-two thousand, five hundred fifty-three".