226766731789 has 16 divisors (see below), whose sum is σ = 260105716080. Its totient is φ = 197009978880.

The previous prime is 226766731787. The next prime is 226766731819. The reversal of 226766731789 is 987137667622.

226766731789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 113926500900 + 112840230889 = 337530^2 + 335917^2 .

It is not a de Polignac number, because 226766731789 - 2¹ = 226766731787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 226766731789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226766731787) 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, 2998432 + ... + 3073129.

It is an arithmetic number, because the mean of its divisors is an integer number (16256607255).

Almost surely, 2^226766731789 is an apocalyptic number.

It is an amenable number.

226766731789 is a deficient number, since it is larger than the sum of its proper divisors (33338984291).

226766731789 is an equidigital number, since it uses as much as digits as its factorization.

226766731789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6071617 (or 6071591 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 64.

The spelling of 226766731789 in words is "two hundred twenty-six billion, seven hundred sixty-six million, seven hundred thirty-one thousand, seven hundred eighty-nine".