225434625655 has 16 divisors (see below), whose sum is σ = 272620237824. Its totient is φ = 178948916640.

The previous prime is 225434625617. The next prime is 225434625679. The reversal of 225434625655 is 556526434522.

It is not a de Polignac number, because 225434625655 - 2¹⁹ = 225434101367 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225434625599 and 225434625608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7125682 + ... + 7157248.

It is an arithmetic number, because the mean of its divisors is an integer number (17038764864).

Almost surely, 2^225434625655 is an apocalyptic number.

225434625655 is a deficient number, since it is larger than the sum of its proper divisors (47185612169).

225434625655 is a wasteful number, since it uses less digits than its factorization.

225434625655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42606.

The product of its digits is 8640000, while the sum is 49.

The spelling of 225434625655 in words is "two hundred twenty-five billion, four hundred thirty-four million, six hundred twenty-five thousand, six hundred fifty-five".