225942056633 has 2 divisors, whose sum is σ = 225942056634. Its totient is φ = 225942056632.

The previous prime is 225942056623. The next prime is 225942056657. The reversal of 225942056633 is 336650249522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 225827395369 + 114661264 = 475213^2 + 10708^2 .

It is a cyclic number.

It is not a de Polignac number, because 225942056633 - 2⁶ = 225942056569 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 (225942056603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112971028316 + 112971028317.

It is an arithmetic number, because the mean of its divisors is an integer number (112971028317).

Almost surely, 2^225942056633 is an apocalyptic number.

It is an amenable number.

225942056633 is a deficient number, since it is larger than the sum of its proper divisors (1).

225942056633 is an equidigital number, since it uses as much as digits as its factorization.

225942056633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 225942056633 in words is "two hundred twenty-five billion, nine hundred forty-two million, fifty-six thousand, six hundred thirty-three".