11748139426 has 16 divisors (see below), whose sum is σ = 18087971328. Its totient is φ = 5719386400.

The previous prime is 11748139423. The next prime is 11748139439. The reversal of 11748139426 is 62493184711.

11748139426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11748139423) 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 7 ways as a sum of consecutive naturals, for example, 101170 + ... + 183661.

It is an arithmetic number, because the mean of its divisors is an integer number (1130498208).

Almost surely, 2^11748139426 is an apocalyptic number.

11748139426 is a deficient number, since it is larger than the sum of its proper divisors (6339831902).

11748139426 is a wasteful number, since it uses less digits than its factorization.

11748139426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285377.

The product of its digits is 290304, while the sum is 46.

The spelling of 11748139426 in words is "eleven billion, seven hundred forty-eight million, one hundred thirty-nine thousand, four hundred twenty-six".