11653675656 has 64 divisors (see below), whose sum is σ = 33310586880. Its totient is φ = 3328184640.

The previous prime is 11653675637. The next prime is 11653675679. The reversal of 11653675656 is 65657635611.

It is a junction number, because it is equal to n+sod(n) for n = 11653675599 and 11653675608.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 411505 + ... + 438911.

It is an arithmetic number, because the mean of its divisors is an integer number (520477920).

Almost surely, 2^11653675656 is an apocalyptic number.

It is an amenable number.

11653675656 is an abundant number, since it is smaller than the sum of its proper divisors (21656911224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11653675656 is a wasteful number, since it uses less digits than its factorization.

11653675656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29954 (or 29950 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 51.

The spelling of 11653675656 in words is "eleven billion, six hundred fifty-three million, six hundred seventy-five thousand, six hundred fifty-six".