225136045571 has 4 divisors (see below), whose sum is σ = 225137065272. Its totient is φ = 225135025872.

The previous prime is 225136045567. The next prime is 225136045577. The reversal of 225136045571 is 175540631522.

225136045571 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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 225136045571 - 2² = 225136045567 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225136045577) 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, 24941 + ... + 671486.

It is an arithmetic number, because the mean of its divisors is an integer number (56284266318).

Almost surely, 2^225136045571 is an apocalyptic number.

225136045571 is a deficient number, since it is larger than the sum of its proper divisors (1019701).

225136045571 is an equidigital number, since it uses as much as digits as its factorization.

225136045571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019700.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 225136045571 in words is "two hundred twenty-five billion, one hundred thirty-six million, forty-five thousand, five hundred seventy-one".