11656155116 has 6 divisors (see below), whose sum is σ = 20398271460. Its totient is φ = 5828077556.

The previous prime is 11656155083. The next prime is 11656155143. The reversal of 11656155116 is 61155165611.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11656155116.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1457019386 + ... + 1457019393.

It is an arithmetic number, because the mean of its divisors is an integer number (3399711910).

Almost surely, 2^11656155116 is an apocalyptic number.

It is an amenable number.

11656155116 is a deficient number, since it is larger than the sum of its proper divisors (8742116344).

11656155116 is a wasteful number, since it uses less digits than its factorization.

11656155116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2914038783 (or 2914038781 counting only the distinct ones).

The product of its digits is 27000, while the sum is 38.

The spelling of 11656155116 in words is "eleven billion, six hundred fifty-six million, one hundred fifty-five thousand, one hundred sixteen".