228259557804 has 48 divisors (see below), whose sum is σ = 573180251616. Its totient is φ = 70436889600.

The previous prime is 228259557781. The next prime is 228259557811. The reversal of 228259557804 is 408755952822.

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, 9159027 + ... + 9183914.

It is an arithmetic number, because the mean of its divisors is an integer number (11941255242).

Almost surely, 2^228259557804 is an apocalyptic number.

It is an amenable number.

228259557804 is an abundant number, since it is smaller than the sum of its proper divisors (344920693812).

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

228259557804 is a wasteful number, since it uses less digits than its factorization.

228259557804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18343026 (or 18343024 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 57.

The spelling of 228259557804 in words is "two hundred twenty-eight billion, two hundred fifty-nine million, five hundred fifty-seven thousand, eight hundred four".