228472429448 has 8 divisors (see below), whose sum is σ = 428385805230. Its totient is φ = 114236214720.

The previous prime is 228472429421. The next prime is 228472429453. The reversal of 228472429448 is 844924274822.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 200777478724 + 27694950724 = 448082^2 + 166418^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 228472429393 and 228472429402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14279526833 + ... + 14279526848.

Almost surely, 2^228472429448 is an apocalyptic number.

It is an amenable number.

228472429448 is a deficient number, since it is larger than the sum of its proper divisors (199913375782).

228472429448 is a wasteful number, since it uses less digits than its factorization.

228472429448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28559053687 (or 28559053683 counting only the distinct ones).

The product of its digits is 16515072, while the sum is 56.

The spelling of 228472429448 in words is "two hundred twenty-eight billion, four hundred seventy-two million, four hundred twenty-nine thousand, four hundred forty-eight".