228675966642 has 30 divisors (see below), whose sum is σ = 512417193519. Its totient is φ = 76223293380.

The previous prime is 228675966601. The next prime is 228675966709. The reversal of 228675966642 is 246669576822.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 114337983321 + 114337983321 = 338139^2 + 338139^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338139.

It is a self number, because there is not a number n which added to its sum of digits gives 228675966642.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 6067717 + ... + 6105287.

Almost surely, 2^228675966642 is an apocalyptic number.

228675966642 is an abundant number, since it is smaller than the sum of its proper divisors (283741226877).

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

228675966642 is an frugal number, since it uses more digits than its factorization.

228675966642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75156 (or 37576 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 63.

The spelling of 228675966642 in words is "two hundred twenty-eight billion, six hundred seventy-five million, nine hundred sixty-six thousand, six hundred forty-two".