11546493939 has 12 divisors (see below), whose sum is σ = 16679286000. Its totient is φ = 7697193264.

The previous prime is 11546493913. The next prime is 11546493953. The reversal of 11546493939 is 93939464511.

It is a happy number.

11546493939 is a `hidden beast` number, since 1 + 1 + 5 + 464 + 93 + 93 + 9 = 666.

11546493939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11546493939 - 2⁸ = 11546493683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11546453939) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 183177 + ... + 238005.

It is an arithmetic number, because the mean of its divisors is an integer number (1389940500).

Almost surely, 2^11546493939 is an apocalyptic number.

11546493939 is a deficient number, since it is larger than the sum of its proper divisors (5132792061).

11546493939 is a wasteful number, since it uses less digits than its factorization.

11546493939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78234 (or 78231 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 54.

The spelling of 11546493939 in words is "eleven billion, five hundred forty-six million, four hundred ninety-three thousand, nine hundred thirty-nine".