225837263893 has 2 divisors, whose sum is σ = 225837263894. Its totient is φ = 225837263892.

The previous prime is 225837263867. The next prime is 225837263917. The reversal of 225837263893 is 398362738522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223457580369 + 2379683524 = 472713^2 + 48782^2 .

It is a cyclic number.

It is not a de Polignac number, because 225837263893 - 2⁹ = 225837263381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225837263593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112918631946 + 112918631947.

It is an arithmetic number, because the mean of its divisors is an integer number (112918631947).

Almost surely, 2^225837263893 is an apocalyptic number.

It is an amenable number.

225837263893 is a deficient number, since it is larger than the sum of its proper divisors (1).

225837263893 is an equidigital number, since it uses as much as digits as its factorization.

225837263893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26127360, while the sum is 58.

The spelling of 225837263893 in words is "two hundred twenty-five billion, eight hundred thirty-seven million, two hundred sixty-three thousand, eight hundred ninety-three".