228480929856 has 336 divisors, whose sum is σ = 707450065920. Its totient is φ = 70296145920.

The previous prime is 228480929773. The next prime is 228480929857. The reversal of 228480929856 is 658929084822.

It is a junction number, because it is equal to n+sod(n) for n = 228480929793 and 228480929802.

It is not an unprimeable number, because it can be changed into a prime (228480929857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 209039646 + ... + 209040738.

Almost surely, 2^228480929856 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 228480929856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353725032960).

228480929856 is an abundant number, since it is smaller than the sum of its proper divisors (478969136064).

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

228480929856 is a wasteful number, since it uses less digits than its factorization.

228480929856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674 (or 1661 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 63.

The spelling of 228480929856 in words is "two hundred twenty-eight billion, four hundred eighty million, nine hundred twenty-nine thousand, eight hundred fifty-six".