228680463557188 has 24 divisors (see below), whose sum is σ = 401033245979520. Its totient is φ = 114099769486080.

The previous prime is 228680463557141. The next prime is 228680463557207. The reversal of 228680463557188 is 881755364086822.

It is a self number, because there is not a number n which added to its sum of digits gives 228680463557188.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25247853 + ... + 33087988.

It is an arithmetic number, because the mean of its divisors is an integer number (16709718582480).

Almost surely, 2^{228680463557188} is an apocalyptic number.

It is an amenable number.

228680463557188 is a deficient number, since it is larger than the sum of its proper divisors (172352782422332).

228680463557188 is a wasteful number, since it uses less digits than its factorization.

228680463557188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58337907 (or 58337905 counting only the distinct ones).

The product of its (nonzero) digits is 1238630400, while the sum is 73.

The spelling of 228680463557188 in words is "two hundred twenty-eight trillion, six hundred eighty billion, four hundred sixty-three million, five hundred fifty-seven thousand, one hundred eighty-eight".