225255404149 has 2 divisors, whose sum is σ = 225255404150. Its totient is φ = 225255404148.

The previous prime is 225255404111. The next prime is 225255404159. The reversal of 225255404149 is 941404552522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144723180625 + 80532223524 = 380425^2 + 283782^2 .

It is a cyclic number.

It is not a de Polignac number, because 225255404149 - 2⁷ = 225255404021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225255404159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112627702074 + 112627702075.

It is an arithmetic number, because the mean of its divisors is an integer number (112627702075).

Almost surely, 2^225255404149 is an apocalyptic number.

It is an amenable number.

225255404149 is a deficient number, since it is larger than the sum of its proper divisors (1).

225255404149 is an equidigital number, since it uses as much as digits as its factorization.

225255404149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 225255404149 in words is "two hundred twenty-five billion, two hundred fifty-five million, four hundred four thousand, one hundred forty-nine".