228548844050 has 162 divisors, whose sum is σ = 467681397111. Its totient is φ = 83077939200.

The previous prime is 228548844037. The next prime is 228548844077. The reversal of 228548844050 is 50448845822.

It can be written as a sum of positive squares in 41 ways, for example, as 205411087729 + 23137756321 = 453223^2 + 152111^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338045.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 228548844050.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2356173602 + ... + 2356173698.

Almost surely, 2^228548844050 is an apocalyptic number.

228548844050 is an abundant number, since it is smaller than the sum of its proper divisors (239132553061).

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

228548844050 is an equidigital number, since it uses as much as digits as its factorization.

228548844050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 3276800, while the sum is 50.

Multiplying 228548844050 by its sum of digits (50), we get a square (11427442202500 = 3380450²).

228548844050 divided by its sum of digits (50) gives a square (4570976881 = 67609²).

The spelling of 228548844050 in words is "two hundred twenty-eight billion, five hundred forty-eight million, eight hundred forty-four thousand, fifty".