228255142176 has 36 divisors (see below), whose sum is σ = 649100561382. Its totient is φ = 76085047296.

The previous prime is 228255142133. The next prime is 228255142211. The reversal of 228255142176 is 671241552822.

228255142176 is a `hidden beast` number, since 2 + 2 + 8 + 2 + 551 + 4 + 21 + 76 = 666.

It can be written as a sum of positive squares in only one way, i.e., 186261296400 + 41993845776 = 431580^2 + 204924^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 396276001 + ... + 396276576.

Almost surely, 2^228255142176 is an apocalyptic number.

It is an amenable number.

228255142176 is an abundant number, since it is smaller than the sum of its proper divisors (420845419206).

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

228255142176 is a wasteful number, since it uses less digits than its factorization.

228255142176 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792552593 (or 792552582 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

Adding to 228255142176 its reverse (671241552822), we get a palindrome (899496694998).

The spelling of 228255142176 in words is "two hundred twenty-eight billion, two hundred fifty-five million, one hundred forty-two thousand, one hundred seventy-six".