656383656 has 16 divisors (see below), whose sum is σ = 1640959200. Its totient is φ = 218794544.

The previous prime is 656383639. The next prime is 656383669.

656383656 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13674636 + ... + 13674683.

It is an arithmetic number, because the mean of its divisors is an integer number (102559950).

Almost surely, 2^656383656 is an apocalyptic number.

It is an amenable number.

656383656 is an abundant number, since it is smaller than the sum of its proper divisors (984575544).

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

656383656 is a wasteful number, since it uses less digits than its factorization.

656383656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27349328 (or 27349324 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 48.

The square root of 656383656 is about 25619.9854800896. The cubic root of 656383656 is about 869.0656530032.

The spelling of 656383656 in words is "six hundred fifty-six million, three hundred eighty-three thousand, six hundred fifty-six".