225125227451 has 8 divisors (see below), whose sum is σ = 225392403600. Its totient is φ = 224858115328.

The previous prime is 225125227427. The next prime is 225125227519. The reversal of 225125227451 is 154722521522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225125227451 - 2⁶ = 225125227387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225125227351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12916895 + ... + 12934311.

It is an arithmetic number, because the mean of its divisors is an integer number (28174050450).

Almost surely, 2^225125227451 is an apocalyptic number.

225125227451 is a deficient number, since it is larger than the sum of its proper divisors (267176149).

225125227451 is a wasteful number, since it uses less digits than its factorization.

225125227451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32013.

The product of its digits is 112000, while the sum is 38.

Adding to 225125227451 its reverse (154722521522), we get a palindrome (379847748973).

The spelling of 225125227451 in words is "two hundred twenty-five billion, one hundred twenty-five million, two hundred twenty-seven thousand, four hundred fifty-one".