6656163 has 8 divisors (see below), whose sum is σ = 9397008. Its totient is φ = 4176384.

The previous prime is 6656123. The next prime is 6656171. The reversal of 6656163 is 3616566.

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

It is not a de Polignac number, because 6656163 - 2⁸ = 6655907 is a prime.

6656163 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6656123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65206 + ... + 65307.

It is an arithmetic number, because the mean of its divisors is an integer number (1174626).

Almost surely, 2^6656163 is an apocalyptic number.

6656163 is a deficient number, since it is larger than the sum of its proper divisors (2740845).

6656163 is a wasteful number, since it uses less digits than its factorization.

6656163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130533.

The product of its digits is 19440, while the sum is 33.

The square root of 6656163 is about 2579.9540693586. The cubic root of 6656163 is about 188.1083105322.

The spelling of 6656163 in words is "six million, six hundred fifty-six thousand, one hundred sixty-three".