225415052135 has 32 divisors (see below), whose sum is σ = 332951109120. Its totient is φ = 142667261568.

The previous prime is 225415052117. The next prime is 225415052173. The reversal of 225415052135 is 531250514522.

It is a happy number.

It is not a de Polignac number, because 225415052135 - 2²⁰ = 225414003559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a junction number, because it is equal to n+sod(n) for n = 225415052095 and 225415052104.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 8421884 + ... + 8448606.

It is an arithmetic number, because the mean of its divisors is an integer number (10404722160).

Almost surely, 2^225415052135 is an apocalyptic number.

225415052135 is a deficient number, since it is larger than the sum of its proper divisors (107536056985).

225415052135 is a wasteful number, since it uses less digits than its factorization.

225415052135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45287.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 225415052135 its reverse (531250514522), we get a palindrome (756665566657).

The spelling of 225415052135 in words is "two hundred twenty-five billion, four hundred fifteen million, fifty-two thousand, one hundred thirty-five".