11426001388 has 12 divisors (see below), whose sum is σ = 20001395232. Its totient is φ = 5711317040.

The previous prime is 11426001371. The next prime is 11426001407. The reversal of 11426001388 is 88310062411.

11426001388 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 3 ways as a sum of consecutive naturals, for example, 405583 + ... + 432838.

It is an arithmetic number, because the mean of its divisors is an integer number (1666782936).

Almost surely, 2^11426001388 is an apocalyptic number.

It is an amenable number.

11426001388 is a deficient number, since it is larger than the sum of its proper divisors (8575393844).

11426001388 is a wasteful number, since it uses less digits than its factorization.

11426001388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841832 (or 841830 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

Adding to 11426001388 its reverse (88310062411), we get a palindrome (99736063799).

The spelling of 11426001388 in words is "eleven billion, four hundred twenty-six million, one thousand, three hundred eighty-eight".