225834925993 has 2 divisors, whose sum is σ = 225834925994. Its totient is φ = 225834925992.

The previous prime is 225834925969. The next prime is 225834925999. The reversal of 225834925993 is 399529438522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214231973904 + 11602952089 = 462852^2 + 107717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225834925993 is a prime.

It is not a weakly prime, because it can be changed into another prime (225834925999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112917462996 + 112917462997.

It is an arithmetic number, because the mean of its divisors is an integer number (112917462997).

Almost surely, 2^225834925993 is an apocalyptic number.

It is an amenable number.

225834925993 is a deficient number, since it is larger than the sum of its proper divisors (1).

225834925993 is an equidigital number, since it uses as much as digits as its factorization.

225834925993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41990400, while the sum is 61.

The spelling of 225834925993 in words is "two hundred twenty-five billion, eight hundred thirty-four million, nine hundred twenty-five thousand, nine hundred ninety-three".