228002755329 has 6 divisors (see below), whose sum is σ = 329337313266. Its totient is φ = 152001836880.

The previous prime is 228002755289. The next prime is 228002755349. The reversal of 228002755329 is 923557200822.

It can be written as a sum of positive squares in only one way, i.e., 132076276929 + 95926478400 = 363423^2 + 309720^2 .

It is not a de Polignac number, because 228002755329 - 2⁹ = 228002754817 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (228002755349) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12666819732 + ... + 12666819749.

It is an arithmetic number, because the mean of its divisors is an integer number (54889552211).

Almost surely, 2^228002755329 is an apocalyptic number.

It is an amenable number.

228002755329 is a deficient number, since it is larger than the sum of its proper divisors (101334557937).

228002755329 is a wasteful number, since it uses less digits than its factorization.

228002755329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25333639487 (or 25333639484 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 228002755329 in words is "two hundred twenty-eight billion, two million, seven hundred fifty-five thousand, three hundred twenty-nine".