225730675215 has 24 divisors (see below), whose sum is σ = 391639575600. Its totient is φ = 120274902144.

The previous prime is 225730675189. The next prime is 225730675217. The reversal of 225730675215 is 512576037522.

225730675215 is a `hidden beast` number, since 2 + 2 + 573 + 0 + 6 + 75 + 2 + 1 + 5 = 666.

It is not a de Polignac number, because 225730675215 - 2¹² = 225730671119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225730675217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2343757 + ... + 2438166.

It is an arithmetic number, because the mean of its divisors is an integer number (16318315650).

Almost surely, 2^225730675215 is an apocalyptic number.

225730675215 is a deficient number, since it is larger than the sum of its proper divisors (165908900385).

225730675215 is a wasteful number, since it uses less digits than its factorization.

225730675215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4782983 (or 4782980 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The spelling of 225730675215 in words is "two hundred twenty-five billion, seven hundred thirty million, six hundred seventy-five thousand, two hundred fifteen".