228986445860688 has 20 divisors (see below), whose sum is σ = 591548318473568. Its totient is φ = 76328815286880.

The previous prime is 228986445860603. The next prime is 228986445860773. The reversal of 228986445860688 is 886068544689822.

It is an interprime number because it is at equal distance from previous prime (228986445860603) and next prime (228986445860773).

It is a self number, because there is not a number n which added to its sum of digits gives 228986445860688.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2385275477668 + ... + 2385275477763.

Almost surely, 2^{228986445860688} is an apocalyptic number.

It is an amenable number.

228986445860688 is an abundant number, since it is smaller than the sum of its proper divisors (362561872612880).

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

228986445860688 is a wasteful number, since it uses less digits than its factorization.

228986445860688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4770550955442 (or 4770550955436 counting only the distinct ones).

The product of its (nonzero) digits is 20384317440, while the sum is 84.

The spelling of 228986445860688 in words is "two hundred twenty-eight trillion, nine hundred eighty-six billion, four hundred forty-five million, eight hundred sixty thousand, six hundred eighty-eight".