225345102452 has 12 divisors (see below), whose sum is σ = 395613848196. Its totient is φ = 112312574400.

The previous prime is 225345102421. The next prime is 225345102481. The reversal of 225345102452 is 254201543522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 86338419556 + 139006682896 = 293834^2 + 372836^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89992799 + ... + 89995302.

It is an arithmetic number, because the mean of its divisors is an integer number (32967820683).

Almost surely, 2^225345102452 is an apocalyptic number.

It is an amenable number.

225345102452 is a deficient number, since it is larger than the sum of its proper divisors (170268745744).

225345102452 is a wasteful number, since it uses less digits than its factorization.

225345102452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179988418 (or 179988416 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 225345102452 its reverse (254201543522), we get a palindrome (479546645974).

The spelling of 225345102452 in words is "two hundred twenty-five billion, three hundred forty-five million, one hundred two thousand, four hundred fifty-two".