225603657346 has 8 divisors (see below), whose sum is σ = 338409693180. Its totient is φ = 112800426288.

The previous prime is 225603657343. The next prime is 225603657353. The reversal of 225603657346 is 643756306522.

225603657346 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 217114062025 + 8489595321 = 465955^2 + 92139^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 225603657346.

It is not an unprimeable number, because it can be changed into a prime (225603657343) 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, 487021 + ... + 829696.

Almost surely, 2^225603657346 is an apocalyptic number.

225603657346 is a deficient number, since it is larger than the sum of its proper divisors (112806035834).

225603657346 is a wasteful number, since it uses less digits than its factorization.

225603657346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402388.

The product of its (nonzero) digits is 5443200, while the sum is 49.

The spelling of 225603657346 in words is "two hundred twenty-five billion, six hundred three million, six hundred fifty-seven thousand, three hundred forty-six".