225608572097 has 4 divisors (see below), whose sum is σ = 230855283120. Its totient is φ = 220361861076.

The previous prime is 225608572081. The next prime is 225608572103. The reversal of 225608572097 is 790275806522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225608572097 - 2⁴ = 225608572081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225608512097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2623355447 + ... + 2623355532.

It is an arithmetic number, because the mean of its divisors is an integer number (57713820780).

Almost surely, 2^225608572097 is an apocalyptic number.

It is an amenable number.

225608572097 is a deficient number, since it is larger than the sum of its proper divisors (5246711023).

225608572097 is an equidigital number, since it uses as much as digits as its factorization.

225608572097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5246711022.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 225608572097 in words is "two hundred twenty-five billion, six hundred eight million, five hundred seventy-two thousand, ninety-seven".