226638210338 has 16 divisors (see below), whose sum is σ = 340297459200. Its totient is φ = 113205782256.

The previous prime is 226638210311. The next prime is 226638210343. The reversal of 226638210338 is 833012836622.

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, 9138431 + ... + 9163197.

It is an arithmetic number, because the mean of its divisors is an integer number (21268591200).

Almost surely, 2^226638210338 is an apocalyptic number.

226638210338 is a deficient number, since it is larger than the sum of its proper divisors (113659248862).

226638210338 is a wasteful number, since it uses less digits than its factorization.

226638210338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29161.

The product of its (nonzero) digits is 497664, while the sum is 44.

The spelling of 226638210338 in words is "two hundred twenty-six billion, six hundred thirty-eight million, two hundred ten thousand, three hundred thirty-eight".