225345423015 has 12 divisors (see below), whose sum is σ = 390598733304. Its totient is φ = 120184225584.

The previous prime is 225345422977. The next prime is 225345423029. The reversal of 225345423015 is 510324543522.

225345423015 is a `hidden beast` number, since 2 + 2 + 5 + 345 + 4 + 2 + 301 + 5 = 666.

It is not a de Polignac number, because 225345423015 - 2⁸ = 225345422759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2503837989 + ... + 2503838078.

It is an arithmetic number, because the mean of its divisors is an integer number (32549894442).

Almost surely, 2^225345423015 is an apocalyptic number.

225345423015 is a deficient number, since it is larger than the sum of its proper divisors (165253310289).

225345423015 is a wasteful number, since it uses less digits than its factorization.

225345423015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007676078 (or 5007676075 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 225345423015 its reverse (510324543522), we get a palindrome (735669966537).

The spelling of 225345423015 in words is "two hundred twenty-five billion, three hundred forty-five million, four hundred twenty-three thousand, fifteen".