11156768116 has 24 divisors (see below), whose sum is σ = 21242991560. Its totient is φ = 5096189952.

The previous prime is 11156768083. The next prime is 11156768131. The reversal of 11156768116 is 61186765111.

It can be written as a sum of positive squares in 4 ways, for example, as 1354976100 + 9801792016 = 36810^2 + 99004^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100901 + ... + 1110988.

Almost surely, 2^11156768116 is an apocalyptic number.

It is an amenable number.

11156768116 is a deficient number, since it is larger than the sum of its proper divisors (10086223444).

11156768116 is a wasteful number, since it uses less digits than its factorization.

11156768116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212003 (or 2212001 counting only the distinct ones).

The product of its digits is 60480, while the sum is 43.

The spelling of 11156768116 in words is "eleven billion, one hundred fifty-six million, seven hundred sixty-eight thousand, one hundred sixteen".