11663346226 has 48 divisors (see below), whose sum is σ = 20841753600. Its totient is φ = 4879562688.

The previous prime is 11663346199. The next prime is 11663346257. The reversal of 11663346226 is 62264336611.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 680575 + ... + 697501.

It is an arithmetic number, because the mean of its divisors is an integer number (434203200).

Almost surely, 2^11663346226 is an apocalyptic number.

11663346226 is a deficient number, since it is larger than the sum of its proper divisors (9178407374).

11663346226 is a wasteful number, since it uses less digits than its factorization.

11663346226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17111 (or 17104 counting only the distinct ones).

The product of its digits is 186624, while the sum is 40.

The spelling of 11663346226 in words is "eleven billion, six hundred sixty-three million, three hundred forty-six thousand, two hundred twenty-six".