225518251151 has 16 divisors (see below), whose sum is σ = 234386006400. Its totient is φ = 216724155648.

The previous prime is 225518251111. The next prime is 225518251157. The reversal of 225518251151 is 151152815522.

It is a cyclic number.

It is not a de Polignac number, because 225518251151 - 2⁶ = 225518251087 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 (225518251157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16579085 + ... + 16592681.

It is an arithmetic number, because the mean of its divisors is an integer number (14649125400).

Almost surely, 2^225518251151 is an apocalyptic number.

225518251151 is a deficient number, since it is larger than the sum of its proper divisors (8867755249).

225518251151 is a wasteful number, since it uses less digits than its factorization.

225518251151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16258.

The product of its digits is 40000, while the sum is 38.

The spelling of 225518251151 in words is "two hundred twenty-five billion, five hundred eighteen million, two hundred fifty-one thousand, one hundred fifty-one".