226739371809 has 16 divisors (see below), whose sum is σ = 309737796480. Its totient is φ = 147494161920.

The previous prime is 226739371801. The next prime is 226739371867. The reversal of 226739371809 is 908173937622.

226739371809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 226739371809 - 2³ = 226739371801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (226739371801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5466474 + ... + 5507795.

It is an arithmetic number, because the mean of its divisors is an integer number (19358612280).

Almost surely, 2^226739371809 is an apocalyptic number.

It is an amenable number.

226739371809 is a deficient number, since it is larger than the sum of its proper divisors (82998424671).

226739371809 is a wasteful number, since it uses less digits than its factorization.

226739371809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10974440.

The product of its (nonzero) digits is 6858432, while the sum is 57.

The spelling of 226739371809 in words is "two hundred twenty-six billion, seven hundred thirty-nine million, three hundred seventy-one thousand, eight hundred nine".