11766642892 has 12 divisors (see below), whose sum is σ = 20593625976. Its totient is φ = 5882749760.

The previous prime is 11766642847. The next prime is 11766642893. The reversal of 11766642892 is 29824666711.

It is not an unprimeable number, because it can be changed into a prime (11766642893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94813 + ... + 180340.

It is an arithmetic number, because the mean of its divisors is an integer number (1716135498).

Almost surely, 2^11766642892 is an apocalyptic number.

It is an amenable number.

11766642892 is a deficient number, since it is larger than the sum of its proper divisors (8826983084).

11766642892 is a wasteful number, since it uses less digits than its factorization.

11766642892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285848 (or 285846 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 52.

The spelling of 11766642892 in words is "eleven billion, seven hundred sixty-six million, six hundred forty-two thousand, eight hundred ninety-two".