225522642236163 has 4 divisors (see below), whose sum is σ = 300696856314888. Its totient is φ = 150348428157440.

The previous prime is 225522642236159. The next prime is 225522642236231. The reversal of 225522642236163 is 361632246225522.

225522642236163 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 is a cyclic number.

It is not a de Polignac number, because 225522642236163 - 2² = 225522642236159 is a prime.

It is a super-2 number, since 2×225522642236163² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (225522642236363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37587107039358 + ... + 37587107039363.

It is an arithmetic number, because the mean of its divisors is an integer number (75174214078722).

Almost surely, 2^{225522642236163} is an apocalyptic number.

225522642236163 is a deficient number, since it is larger than the sum of its proper divisors (75174214078725).

225522642236163 is an equidigital number, since it uses as much as digits as its factorization.

225522642236163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75174214078724.

The product of its digits is 12441600, while the sum is 51.

The spelling of 225522642236163 in words is "two hundred twenty-five trillion, five hundred twenty-two billion, six hundred forty-two million, two hundred thirty-six thousand, one hundred sixty-three".