226803145472 has 72 divisors (see below), whose sum is σ = 462212499840. Its totient is φ = 111040634880.

The previous prime is 226803145427. The next prime is 226803145477. The reversal of 226803145472 is 274541308622.

It is not an unprimeable number, because it can be changed into a prime (226803145477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3449804 + ... + 3514932.

Almost surely, 2^226803145472 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 226803145472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231106249920).

226803145472 is an abundant number, since it is smaller than the sum of its proper divisors (235409354368).

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

226803145472 is an equidigital number, since it uses as much as digits as its factorization.

226803145472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65429 (or 65415 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 226803145472 in words is "two hundred twenty-six billion, eight hundred three million, one hundred forty-five thousand, four hundred seventy-two".