225222566513345 has 16 divisors (see below), whose sum is σ = 270366568357248. Its totient is φ = 180111739319040.

The previous prime is 225222566513339. The next prime is 225222566513353. The reversal of 225222566513345 is 543315665222522.

It is not a de Polignac number, because 225222566513345 - 2²⁰ = 225222565464769 is a prime.

It is a super-2 number, since 2×225222566513345² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153107390 + ... + 154571400.

It is an arithmetic number, because the mean of its divisors is an integer number (16897910522328).

Almost surely, 2^{225222566513345} is an apocalyptic number.

It is an amenable number.

225222566513345 is a deficient number, since it is larger than the sum of its proper divisors (45144001843903).

225222566513345 is a wasteful number, since it uses less digits than its factorization.

225222566513345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1475320.

The product of its digits is 25920000, while the sum is 53.

The spelling of 225222566513345 in words is "two hundred twenty-five trillion, two hundred twenty-two billion, five hundred sixty-six million, five hundred thirteen thousand, three hundred forty-five".