226440202066 has 8 divisors (see below), whose sum is σ = 365788018764. Its totient is φ = 104510862480.

The previous prime is 226440202061. The next prime is 226440202067. The reversal of 226440202066 is 660202044622.

226440202066 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 2 ways, for example, as 215037165841 + 11403036225 = 463721^2 + 106785^2 .

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

It is a super-2 number, since 2×226440202066² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226440202061) 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 3 ways as a sum of consecutive naturals, for example, 4354619245 + ... + 4354619296.

Almost surely, 2^226440202066 is an apocalyptic number.

226440202066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

226440202066 is a deficient number, since it is larger than the sum of its proper divisors (139347816698).

226440202066 is a wasteful number, since it uses less digits than its factorization.

226440202066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8709238556.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 226440202066 its reverse (660202044622), we get a palindrome (886642246688).

The spelling of 226440202066 in words is "two hundred twenty-six billion, four hundred forty million, two hundred two thousand, sixty-six".