228156880050 has 486 divisors, whose sum is σ = 712344056151. Its totient is φ = 52311494400.

The previous prime is 228156880037. The next prime is 228156880087. The reversal of 228156880050 is 50088651822.

228156880050 is a `hidden beast` number, since 2 + 2 + 8 + 1 + 568 + 80 + 0 + 5 + 0 = 666.

It can be written as a sum of positive squares in 5 ways, for example, as 21458441169 + 206698438881 = 146487^2 + 454641^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337755.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 228156879978 and 228156880005.

It is an unprimeable number.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 2563560406 + ... + 2563560494.

Almost surely, 2^228156880050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 228156880050

228156880050 is an abundant number, since it is smaller than the sum of its proper divisors (484187176101).

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

228156880050 is a wasteful number, since it uses less digits than its factorization.

228156880050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 45.

The spelling of 228156880050 in words is "two hundred twenty-eight billion, one hundred fifty-six million, eight hundred eighty thousand, fifty".