226666911556 has 12 divisors (see below), whose sum is σ = 398141695980. Its totient is φ = 112912141280.

The previous prime is 226666911521. The next prime is 226666911613. The reversal of 226666911556 is 655119666622.

It can be written as a sum of positive squares in 2 ways, for example, as 28606309956 + 198060601600 = 169134^2 + 445040^2 .

It is a super-2 number, since 2×226666911556² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 226666911497 and 226666911506.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105327415 + ... + 105329566.

It is an arithmetic number, because the mean of its divisors is an integer number (33178474665).

Almost surely, 2^226666911556 is an apocalyptic number.

It is an amenable number.

226666911556 is a deficient number, since it is larger than the sum of its proper divisors (171474784424).

226666911556 is a wasteful number, since it uses less digits than its factorization.

226666911556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210657254 (or 210657252 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 55.

The spelling of 226666911556 in words is "two hundred twenty-six billion, six hundred sixty-six million, nine hundred eleven thousand, five hundred fifty-six".