225115643208 has 32 divisors (see below), whose sum is σ = 564929006400. Its totient is φ = 74753227968.

The previous prime is 225115643189. The next prime is 225115643209. The reversal of 225115643208 is 802346511522.

225115643208 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (225115643209) 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 7 ways as a sum of consecutive naturals, for example, 17826043 + ... + 17838666.

It is an arithmetic number, because the mean of its divisors is an integer number (17654031450).

Almost surely, 2^225115643208 is an apocalyptic number.

It is an amenable number.

225115643208 is an abundant number, since it is smaller than the sum of its proper divisors (339813363192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225115643208 is a wasteful number, since it uses less digits than its factorization.

225115643208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35664981 (or 35664977 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 225115643208 in words is "two hundred twenty-five billion, one hundred fifteen million, six hundred forty-three thousand, two hundred eight".