11999757892 has 24 divisors (see below), whose sum is σ = 21916440000. Its totient is φ = 5738009376.

The previous prime is 11999757881. The next prime is 11999757901. The reversal of 11999757892 is 29875799911.

11999757892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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, 1019859 + ... + 1031557.

It is an arithmetic number, because the mean of its divisors is an integer number (913185000).

Almost surely, 2^11999757892 is an apocalyptic number.

It is an amenable number.

11999757892 is a deficient number, since it is larger than the sum of its proper divisors (9916682108).

11999757892 is a wasteful number, since it uses less digits than its factorization.

11999757892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22875 (or 22873 counting only the distinct ones).

The product of its digits is 25719120, while the sum is 67.

The spelling of 11999757892 in words is "eleven billion, nine hundred ninety-nine million, seven hundred fifty-seven thousand, eight hundred ninety-two".