229148204256 has 120 divisors (see below), whose sum is σ = 674116831080. Its totient is φ = 76360257792.

The previous prime is 229148204209. The next prime is 229148204273. The reversal of 229148204256 is 652402841922.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 10406250 + ... + 10428246.

It is an arithmetic number, because the mean of its divisors is an integer number (5617640259).

Almost surely, 2^229148204256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229148204256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (337058415540).

229148204256 is an abundant number, since it is smaller than the sum of its proper divisors (444968626824).

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

229148204256 is a wasteful number, since it uses less digits than its factorization.

229148204256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26038 (or 26021 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 229148204256 in words is "two hundred twenty-nine billion, one hundred forty-eight million, two hundred four thousand, two hundred fifty-six".