226949020728 has 32 divisors (see below), whose sum is σ = 567713007360. Its totient is φ = 75604279520.

The previous prime is 226949020703. The next prime is 226949020741. The reversal of 226949020728 is 827020949622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2796288 + ... + 2876303.

It is an arithmetic number, because the mean of its divisors is an integer number (17741031480).

Almost surely, 2^226949020728 is an apocalyptic number.

It is an amenable number.

226949020728 is an abundant number, since it is smaller than the sum of its proper divisors (340763986632).

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

226949020728 is a wasteful number, since it uses less digits than its factorization.

226949020728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5674267 (or 5674263 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 226949020728 in words is "two hundred twenty-six billion, nine hundred forty-nine million, twenty thousand, seven hundred twenty-eight".