225056124157 has 16 divisors (see below), whose sum is σ = 228791304000. Its totient is φ = 221353110400.

The previous prime is 225056124133. The next prime is 225056124229. The reversal of 225056124157 is 751421650522.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 225056124157 - 2¹⁵ = 225056091389 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 (225056124757) 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, 18958938 + ... + 18970804.

It is an arithmetic number, because the mean of its divisors is an integer number (14299456500).

Almost surely, 2^225056124157 is an apocalyptic number.

It is an amenable number.

225056124157 is a deficient number, since it is larger than the sum of its proper divisors (3735179843).

225056124157 is a wasteful number, since it uses less digits than its factorization.

225056124157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13196.

The product of its (nonzero) digits is 168000, while the sum is 40.

Adding to 225056124157 its reverse (751421650522), we get a palindrome (976477774679).

The spelling of 225056124157 in words is "two hundred twenty-five billion, fifty-six million, one hundred twenty-four thousand, one hundred fifty-seven".