225778228159 has 16 divisors (see below), whose sum is σ = 247654439424. Its totient is φ = 204129979200.

The previous prime is 225778228129. The next prime is 225778228163. The reversal of 225778228159 is 951822877522.

It is a cyclic number.

It is not a de Polignac number, because 225778228159 - 2¹¹ = 225778226111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225778228129) by changing a digit.

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, 1546762 + ... + 1686424.

It is an arithmetic number, because the mean of its divisors is an integer number (15478402464).

Almost surely, 2^225778228159 is an apocalyptic number.

225778228159 is a deficient number, since it is larger than the sum of its proper divisors (21876211265).

225778228159 is a wasteful number, since it uses less digits than its factorization.

225778228159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140478.

The product of its digits is 11289600, while the sum is 58.

The spelling of 225778228159 in words is "two hundred twenty-five billion, seven hundred seventy-eight million, two hundred twenty-eight thousand, one hundred fifty-nine".