228876447528 has 64 divisors (see below), whose sum is σ = 639096652800. Its totient is φ = 75892700160.

The previous prime is 228876447511. The next prime is 228876447529. The reversal of 228876447528 is 825744678822.

228876447528 is a `hidden beast` number, since 2 + 2 + 8 + 8 + 7 + 64 + 47 + 528 = 666.

It is not an unprimeable number, because it can be changed into a prime (228876447529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2732601 + ... + 2815112.

It is an arithmetic number, because the mean of its divisors is an integer number (9985885200).

Almost surely, 2^228876447528 is an apocalyptic number.

It is an amenable number.

228876447528 is an abundant number, since it is smaller than the sum of its proper divisors (410220205272).

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

228876447528 is a wasteful number, since it uses less digits than its factorization.

228876447528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5547919 (or 5547909 counting only the distinct ones).

The product of its digits is 96337920, while the sum is 63.

The spelling of 228876447528 in words is "two hundred twenty-eight billion, eight hundred seventy-six million, four hundred forty-seven thousand, five hundred twenty-eight".