226646345269 has 8 divisors (see below), whose sum is σ = 239991801048. Its totient is φ = 213302369280.

The previous prime is 226646345257. The next prime is 226646345287. The reversal of 226646345269 is 962543646622.

It can be written as a sum of positive squares in 4 ways, for example, as 100671040369 + 125975304900 = 317287^2 + 354930^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226646345269 - 2⁷ = 226646345141 is a prime.

It is a super-2 number, since 2×226646345269² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226646345369) 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, 46522 + ... + 674875.

It is an arithmetic number, because the mean of its divisors is an integer number (29998975131).

Almost surely, 2^226646345269 is an apocalyptic number.

It is an amenable number.

226646345269 is a deficient number, since it is larger than the sum of its proper divisors (13345455779).

226646345269 is a wasteful number, since it uses less digits than its factorization.

226646345269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739895.

The product of its digits is 22394880, while the sum is 55.

It can be divided in two parts, 226646 and 345269, that added together give a triangular number (571915 = T₁₀₆₉).

The spelling of 226646345269 in words is "two hundred twenty-six billion, six hundred forty-six million, three hundred forty-five thousand, two hundred sixty-nine".