228666852588 has 48 divisors (see below), whose sum is σ = 534487484160. Its totient is φ = 76089338304.

The previous prime is 228666852569. The next prime is 228666852599. The reversal of 228666852588 is 885258666822.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17333731 + ... + 17346917.

It is an arithmetic number, because the mean of its divisors is an integer number (11135155920).

Almost surely, 2^228666852588 is an apocalyptic number.

It is an amenable number.

228666852588 is an abundant number, since it is smaller than the sum of its proper divisors (305820631572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228666852588 is a wasteful number, since it uses less digits than its factorization.

228666852588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15606 (or 15604 counting only the distinct ones).

The product of its digits is 176947200, while the sum is 66.

The spelling of 228666852588 in words is "two hundred twenty-eight billion, six hundred sixty-six million, eight hundred fifty-two thousand, five hundred eighty-eight".