225724275617 has 8 divisors (see below), whose sum is σ = 231284729760. Its totient is φ = 220166439840.

The previous prime is 225724275611. The next prime is 225724275631. The reversal of 225724275617 is 716572427522.

225724275617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225724275617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225724275611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479483 + ... + 825440.

It is an arithmetic number, because the mean of its divisors is an integer number (28910591220).

Almost surely, 2^225724275617 is an apocalyptic number.

It is an amenable number.

225724275617 is a deficient number, since it is larger than the sum of its proper divisors (5560454143).

225724275617 is a wasteful number, since it uses less digits than its factorization.

225724275617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309183.

The product of its digits is 3292800, while the sum is 50.

The spelling of 225724275617 in words is "two hundred twenty-five billion, seven hundred twenty-four million, two hundred seventy-five thousand, six hundred seventeen".