228660378830182 has 20 divisors (see below), whose sum is σ = 371572114937436. Its totient is φ = 105535559433720.

The previous prime is 228660378830171. The next prime is 228660378830237. The reversal of 228660378830182 is 281038873066822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2001451744 + ... + 2001565987.

Almost surely, 2^{228660378830182} is an apocalyptic number.

228660378830182 is a deficient number, since it is larger than the sum of its proper divisors (142911736107254).

228660378830182 is an frugal number, since it uses more digits than its factorization.

228660378830182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003017785 (or 4003017746 counting only the distinct ones).

The product of its (nonzero) digits is 74317824, while the sum is 64.

The spelling of 228660378830182 in words is "two hundred twenty-eight trillion, six hundred sixty billion, three hundred seventy-eight million, eight hundred thirty thousand, one hundred eighty-two".