11920193164 has 24 divisors (see below), whose sum is σ = 23746157568. Its totient is φ = 5182692240.

The previous prime is 11920193149. The next prime is 11920193167. The reversal of 11920193164 is 46139102911.

It is not an unprimeable number, because it can be changed into a prime (11920193167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5888412 + ... + 5890435.

It is an arithmetic number, because the mean of its divisors is an integer number (989423232).

Almost surely, 2^11920193164 is an apocalyptic number.

It is an amenable number.

11920193164 is a deficient number, since it is larger than the sum of its proper divisors (11825964404).

11920193164 is a wasteful number, since it uses less digits than its factorization.

11920193164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11778885 (or 11778883 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 11920193164 in words is "eleven billion, nine hundred twenty million, one hundred ninety-three thousand, one hundred sixty-four".