225655656242 has 8 divisors (see below), whose sum is σ = 341769732096. Its totient is φ = 111732412212.

The previous prime is 225655656217. The next prime is 225655656251. The reversal of 225655656242 is 242656556522.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547707698 + ... + 547708109.

It is an arithmetic number, because the mean of its divisors is an integer number (42721216512).

Almost surely, 2^225655656242 is an apocalyptic number.

225655656242 is a deficient number, since it is larger than the sum of its proper divisors (116114075854).

225655656242 is a wasteful number, since it uses less digits than its factorization.

225655656242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095415912.

The product of its digits is 8640000, while the sum is 50.

The spelling of 225655656242 in words is "two hundred twenty-five billion, six hundred fifty-five million, six hundred fifty-six thousand, two hundred forty-two".