11175428069638 has 16 divisors (see below), whose sum is σ = 19157937521184. Its totient is φ = 4789453965120.

The previous prime is 11175428069633. The next prime is 11175428069639. The reversal of 11175428069638 is 83696082457111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11175428069633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4076256 + ... + 6242332.

It is an arithmetic number, because the mean of its divisors is an integer number (1197371095074).

It is a 1-persistent number, because it is pandigital, but 2⋅11175428069638 = 22350856139276 is not.

Almost surely, 2^{11175428069638} is an apocalyptic number.

11175428069638 is a deficient number, since it is larger than the sum of its proper divisors (7982509451546).

11175428069638 is a wasteful number, since it uses less digits than its factorization.

11175428069638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534607.

The product of its (nonzero) digits is 17418240, while the sum is 61.

The spelling of 11175428069638 in words is "eleven trillion, one hundred seventy-five billion, four hundred twenty-eight million, sixty-nine thousand, six hundred thirty-eight".