16323206656 has 40 divisors (see below), whose sum is σ = 32628871440. Its totient is φ = 8158015488.

The previous prime is 16323206629. The next prime is 16323206671. The reversal of 16323206656 is 65660232361.

It is a congruent number.

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, 1457205 + ... + 1468363.

It is an arithmetic number, because the mean of its divisors is an integer number (815721786).

Almost surely, 2^16323206656 is an apocalyptic number.

16323206656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16323206656 is a deficient number, since it is larger than the sum of its proper divisors (16305664784).

16323206656 is an equidigital number, since it uses as much as digits as its factorization.

16323206656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14034 (or 14018 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 16323206656 in words is "sixteen billion, three hundred twenty-three million, two hundred six thousand, six hundred fifty-six".