225567321028255 has 12 divisors (see below), whose sum is σ = 285676950623112. Its totient is φ = 170956285409520.

The previous prime is 225567321028249. The next prime is 225567321028271. The reversal of 225567321028255 is 552820123765522.

It is not a de Polignac number, because 225567321028255 - 2⁵ = 225567321028223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225567321028196 and 225567321028205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62484020641 + ... + 62484024250.

It is an arithmetic number, because the mean of its divisors is an integer number (23806412551926).

Almost surely, 2^{225567321028255} is an apocalyptic number.

225567321028255 is a deficient number, since it is larger than the sum of its proper divisors (60109629594857).

225567321028255 is a wasteful number, since it uses less digits than its factorization.

225567321028255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124968044934 (or 124968044915 counting only the distinct ones).

The product of its (nonzero) digits is 20160000, while the sum is 55.

The spelling of 225567321028255 in words is "two hundred twenty-five trillion, five hundred sixty-seven billion, three hundred twenty-one million, twenty-eight thousand, two hundred fifty-five".