11882975566 has 32 divisors (see below), whose sum is σ = 22229157888. Its totient is φ = 4628387040.

The previous prime is 11882975527. The next prime is 11882975597. The reversal of 11882975566 is 66557928811.

It is a happy number.

11882975566 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11882975566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 645891 + ... + 664033.

It is an arithmetic number, because the mean of its divisors is an integer number (694661184).

Almost surely, 2^11882975566 is an apocalyptic number.

11882975566 is a deficient number, since it is larger than the sum of its proper divisors (10346182322).

11882975566 is a wasteful number, since it uses less digits than its factorization.

11882975566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22416.

The product of its digits is 7257600, while the sum is 58.

The spelling of 11882975566 in words is "eleven billion, eight hundred eighty-two million, nine hundred seventy-five thousand, five hundred sixty-six".