225137254345 has 16 divisors (see below), whose sum is σ = 278866748160. Its totient is φ = 174375510400.

The previous prime is 225137254339. The next prime is 225137254361. The reversal of 225137254345 is 543452731522.

It is not a de Polignac number, because 225137254345 - 2¹⁹ = 225136730057 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 4164865 + ... + 4218574.

It is an arithmetic number, because the mean of its divisors is an integer number (17429171760).

Almost surely, 2^225137254345 is an apocalyptic number.

It is an amenable number.

225137254345 is a deficient number, since it is larger than the sum of its proper divisors (53729493815).

225137254345 is a wasteful number, since it uses less digits than its factorization.

225137254345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8383616.

The product of its digits is 1008000, while the sum is 43.

Adding to 225137254345 its reverse (543452731522), we get a palindrome (768589985867).

The spelling of 225137254345 in words is "two hundred twenty-five billion, one hundred thirty-seven million, two hundred fifty-four thousand, three hundred forty-five".