225655325766518 has 8 divisors (see below), whose sum is σ = 338484777757560. Its totient is φ = 112827066514000.

The previous prime is 225655325766517. The next prime is 225655325766539. The reversal of 225655325766518 is 815667523556522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225655325766517) 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, 297711503 + ... + 298468506.

It is an arithmetic number, because the mean of its divisors is an integer number (42310597219695).

Almost surely, 2^{225655325766518} is an apocalyptic number.

225655325766518 is a deficient number, since it is larger than the sum of its proper divisors (112829451991042).

225655325766518 is a wasteful number, since it uses less digits than its factorization.

225655325766518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596369262.

The product of its digits is 907200000, while the sum is 68.

The spelling of 225655325766518 in words is "two hundred twenty-five trillion, six hundred fifty-five billion, three hundred twenty-five million, seven hundred sixty-six thousand, five hundred eighteen".