228324866560 has 160 divisors (see below), whose sum is σ = 658580883840. Its totient is φ = 74162552832.

The previous prime is 228324866537. The next prime is 228324866591. The reversal of 228324866560 is 65668423822.

It is a tau number, because it is divible by the number of its divisors (160).

It is a junction number, because it is equal to n+sod(n) for n = 228324866498 and 228324866507.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5182 + ... + 675778.

It is an arithmetic number, because the mean of its divisors is an integer number (4116130524).

Almost surely, 2^228324866560 is an apocalyptic number.

228324866560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228324866560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329290441920).

228324866560 is an abundant number, since it is smaller than the sum of its proper divisors (430256017280).

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

228324866560 is an equidigital number, since it uses as much as digits as its factorization.

228324866560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670646 (or 670630 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 228324866560 in words is "two hundred twenty-eight billion, three hundred twenty-four million, eight hundred sixty-six thousand, five hundred sixty".