228707017056 has 864 divisors, whose sum is σ = 838053216000. Its totient is φ = 58744756224.

The previous prime is 228707017001. The next prime is 228707017081. The reversal of 228707017056 is 650710707822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 520972485 + ... + 520972923.

It is an arithmetic number, because the mean of its divisors is an integer number (969969000).

Almost surely, 2^228707017056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228707017056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419026608000).

228707017056 is an abundant number, since it is smaller than the sum of its proper divisors (609346198944).

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

228707017056 is a wasteful number, since it uses less digits than its factorization.

228707017056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584 (or 566 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The spelling of 228707017056 in words is "two hundred twenty-eight billion, seven hundred seven million, seventeen thousand, fifty-six".