11656600616 has 16 divisors (see below), whose sum is σ = 21887766240. Its totient is φ = 5819862960.

The previous prime is 11656600607. The next prime is 11656600661. The reversal of 11656600616 is 61600665611.

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 11656600616.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1048796 + ... + 1059851.

It is an arithmetic number, because the mean of its divisors is an integer number (1367985390).

Almost surely, 2^11656600616 is an apocalyptic number.

It is an amenable number.

11656600616 is a deficient number, since it is larger than the sum of its proper divisors (10231165624).

11656600616 is a wasteful number, since it uses less digits than its factorization.

11656600616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109344 (or 2109340 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 11656600616 in words is "eleven billion, six hundred fifty-six million, six hundred thousand, six hundred sixteen".