225365216151 has 16 divisors (see below), whose sum is σ = 301432007520. Its totient is φ = 149771648640.

The previous prime is 225365216129. The next prime is 225365216159. The reversal of 225365216151 is 151612563522.

225365216151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225365216151 - 2¹⁷ = 225365085079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225365216159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1216021 + ... + 1389041.

It is an arithmetic number, because the mean of its divisors is an integer number (18839500470).

Almost surely, 2^225365216151 is an apocalyptic number.

225365216151 is a deficient number, since it is larger than the sum of its proper divisors (76066791369).

225365216151 is a wasteful number, since it uses less digits than its factorization.

225365216151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174386.

The product of its digits is 108000, while the sum is 39.

Adding to 225365216151 its reverse (151612563522), we get a palindrome (376977779673).

The spelling of 225365216151 in words is "two hundred twenty-five billion, three hundred sixty-five million, two hundred sixteen thousand, one hundred fifty-one".