11668544936 has 32 divisors (see below), whose sum is σ = 23128934400. Its totient is φ = 5503466880.

The previous prime is 11668544903. The next prime is 11668544969. The reversal of 11668544936 is 63944586611.

It is an interprime number because it is at equal distance from previous prime (11668544903) and next prime (11668544969).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129320 + ... + 200151.

It is an arithmetic number, because the mean of its divisors is an integer number (722779200).

Almost surely, 2^11668544936 is an apocalyptic number.

It is an amenable number.

11668544936 is a deficient number, since it is larger than the sum of its proper divisors (11460389464).

11668544936 is a wasteful number, since it uses less digits than its factorization.

11668544936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329729 (or 329725 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 53.

The spelling of 11668544936 in words is "eleven billion, six hundred sixty-eight million, five hundred forty-four thousand, nine hundred thirty-six".