225727836833 has 4 divisors (see below), whose sum is σ = 239005944900. Its totient is φ = 212449728768.

The previous prime is 225727836823. The next prime is 225727836853. The reversal of 225727836833 is 338638727522.

It is a happy number.

225727836833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 71849730304 + 153878106529 = 268048^2 + 392273^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225727836833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225727836823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6639054008 + ... + 6639054041.

It is an arithmetic number, because the mean of its divisors is an integer number (59751486225).

Almost surely, 2^225727836833 is an apocalyptic number.

It is an amenable number.

225727836833 is a deficient number, since it is larger than the sum of its proper divisors (13278108067).

225727836833 is a wasteful number, since it uses less digits than its factorization.

225727836833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13278108066.

The product of its digits is 20321280, while the sum is 56.

The spelling of 225727836833 in words is "two hundred twenty-five billion, seven hundred twenty-seven million, eight hundred thirty-six thousand, eight hundred thirty-three".