163656122 has 8 divisors (see below), whose sum is σ = 280553376. Its totient is φ = 70138332.

The previous prime is 163656121. The next prime is 163656149. The reversal of 163656122 is 221656361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (163656121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5844848 + ... + 5844875.

It is an arithmetic number, because the mean of its divisors is an integer number (35069172).

Almost surely, 2^163656122 is an apocalyptic number.

163656122 is a deficient number, since it is larger than the sum of its proper divisors (116897254).

163656122 is a wasteful number, since it uses less digits than its factorization.

163656122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11689732.

The product of its digits is 12960, while the sum is 32.

The square root of 163656122 is about 12792.8152491936. The cubic root of 163656122 is about 546.9875212582.

The spelling of 163656122 in words is "one hundred sixty-three million, six hundred fifty-six thousand, one hundred twenty-two".