226718965442 has 6 divisors (see below), whose sum is σ = 340079458233. Its totient is φ = 113359146032.

The previous prime is 226718965441. The next prime is 226718965457. The reversal of 226718965442 is 244569817622.

It can be written as a sum of positive squares in 2 ways, for example, as 126615700561 + 100103264881 = 355831^2 + 316391^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336689.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226718965441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 505034 + ... + 841722.

Almost surely, 2^226718965442 is an apocalyptic number.

226718965442 is a deficient number, since it is larger than the sum of its proper divisors (113360492791).

226718965442 is an frugal number, since it uses more digits than its factorization.

226718965442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673380 (or 336691 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 56.

The spelling of 226718965442 in words is "two hundred twenty-six billion, seven hundred eighteen million, nine hundred sixty-five thousand, four hundred forty-two".