11648656 has 20 divisors (see below), whose sum is σ = 22630000. Its totient is φ = 5808672.

The previous prime is 11648641. The next prime is 11648713. The reversal of 11648656 is 65684611.

11648656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 7255 + ... + 8713.

It is an arithmetic number, because the mean of its divisors is an integer number (1131500).

Almost surely, 2^11648656 is an apocalyptic number.

11648656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11648656 is a deficient number, since it is larger than the sum of its proper divisors (10981344).

11648656 is a wasteful number, since it uses less digits than its factorization.

11648656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966 (or 1960 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 11648656 is about 3413.0127453615. The cubic root of 11648656 is about 226.6862997219.

The spelling of 11648656 in words is "eleven million, six hundred forty-eight thousand, six hundred fifty-six".