228288188480 has 112 divisors (see below), whose sum is σ = 609058650816. Its totient is φ = 80770222080.

The previous prime is 228288188461. The next prime is 228288188539. The reversal of 228288188480 is 84881882822.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 746174 + ... + 1006653.

It is an arithmetic number, because the mean of its divisors is an integer number (5438023668).

Almost surely, 2^228288188480 is an apocalyptic number.

228288188480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

228288188480 is an abundant number, since it is smaller than the sum of its proper divisors (380770462336).

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

228288188480 is a wasteful number, since it uses less digits than its factorization.

228288188480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752892 (or 1752882 counting only the distinct ones).

The product of its (nonzero) digits is 8388608, while the sum is 59.

The spelling of 228288188480 in words is "two hundred twenty-eight billion, two hundred eighty-eight million, one hundred eighty-eight thousand, four hundred eighty".