71094223226 has 16 divisors (see below), whose sum is σ = 114853825800. Its totient is φ = 32810058048.

The previous prime is 71094223201. The next prime is 71094223229. The reversal of 71094223226 is 62232249017.

It is a happy number.

It is a Cunningham number, because it is equal to 266635²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 54207480625 + 16886742601 = 232825^2 + 129949^2 .

It is a super-2 number, since 2×71094223226² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 71094223226.

It is not an unprimeable number, because it can be changed into a prime (71094223229) 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 7 ways as a sum of consecutive naturals, for example, 236540 + ... + 445128.

Almost surely, 2^71094223226 is an apocalyptic number.

71094223226 is a deficient number, since it is larger than the sum of its proper divisors (43759602574).

71094223226 is a wasteful number, since it uses less digits than its factorization.

71094223226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221713.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 71094223226 in words is "seventy-one billion, ninety-four million, two hundred twenty-three thousand, two hundred twenty-six".