228611779036189 has 8 divisors (see below), whose sum is σ = 229115824755840. Its totient is φ = 228107749916256.

The previous prime is 228611779036177. The next prime is 228611779036297. The reversal of 228611779036189 is 981630977116822.

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 228611779036189 - 2¹⁹ = 228611778511901 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 (228611779036129) 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, 23629242 + ... + 31867924.

It is an arithmetic number, because the mean of its divisors is an integer number (28639478094480).

Almost surely, 2^{228611779036189} is an apocalyptic number.

It is an amenable number.

228611779036189 is a deficient number, since it is larger than the sum of its proper divisors (504045719651).

228611779036189 is an equidigital number, since it uses as much as digits as its factorization.

228611779036189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8299859.

The product of its (nonzero) digits is 109734912, while the sum is 70.

The spelling of 228611779036189 in words is "two hundred twenty-eight trillion, six hundred eleven billion, seven hundred seventy-nine million, thirty-six thousand, one hundred eighty-nine".