11156100065 has 16 divisors (see below), whose sum is σ = 14609185920. Its totient is φ = 8110840320.

The previous prime is 11156100049. The next prime is 11156100101. The reversal of 11156100065 is 56000165111.

11156100065 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 11156100065 - 2⁴ = 11156100049 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 142292 + ... + 206298.

It is an arithmetic number, because the mean of its divisors is an integer number (913074120).

Almost surely, 2^11156100065 is an apocalyptic number.

It is an amenable number.

11156100065 is a deficient number, since it is larger than the sum of its proper divisors (3453085855).

11156100065 is a wasteful number, since it uses less digits than its factorization.

11156100065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67192.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 11156100065 its reverse (56000165111), we get a palindrome (67156265176).

The spelling of 11156100065 in words is "eleven billion, one hundred fifty-six million, one hundred thousand, sixty-five".