225579697927 has 8 divisors (see below), whose sum is σ = 230388244416. Its totient is φ = 220771525632.

The previous prime is 225579697913. The next prime is 225579697943. The reversal of 225579697927 is 729796975522.

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 225579697927 - 2⁷ = 225579697799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225574697927) 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, 1364583 + ... + 1520935.

It is an arithmetic number, because the mean of its divisors is an integer number (28798530552).

Almost surely, 2^225579697927 is an apocalyptic number.

225579697927 is a deficient number, since it is larger than the sum of its proper divisors (4808546489).

225579697927 is a wasteful number, since it uses less digits than its factorization.

225579697927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187097.

The product of its digits is 300056400, while the sum is 70.

The spelling of 225579697927 in words is "two hundred twenty-five billion, five hundred seventy-nine million, six hundred ninety-seven thousand, nine hundred twenty-seven".