228173265679 has 8 divisors (see below), whose sum is σ = 232083547488. Its totient is φ = 224268459360.

The previous prime is 228173265659. The next prime is 228173265709. The reversal of 228173265679 is 976562371822.

It is a happy number.

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 228173265679 - 2⁹ = 228173265167 is a prime.

It is a super-3 number, since 3×228173265679³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228173265659) 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, 1284772 + ... + 1451545.

It is an arithmetic number, because the mean of its divisors is an integer number (29010443436).

Almost surely, 2^228173265679 is an apocalyptic number.

228173265679 is a deficient number, since it is larger than the sum of its proper divisors (3910281809).

228173265679 is a wasteful number, since it uses less digits than its factorization.

228173265679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737745.

The product of its digits is 15240960, while the sum is 58.

The spelling of 228173265679 in words is "two hundred twenty-eight billion, one hundred seventy-three million, two hundred sixty-five thousand, six hundred seventy-nine".