6663275169 has 8 divisors (see below), whose sum is σ = 9051996672. Its totient is φ = 4358368560.

The previous prime is 6663275081. The next prime is 6663275173. The reversal of 6663275169 is 9615723666.

It is a happy number.

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

It is not a de Polignac number, because 6663275169 - 2⁸ = 6663274913 is a prime.

It is a super-2 number, since 2×6663275169² = 88798471955623957122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6663279169) 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 7 ways as a sum of consecutive naturals, for example, 20953537 + ... + 20953854.

It is an arithmetic number, because the mean of its divisors is an integer number (1131499584).

Almost surely, 2^6663275169 is an apocalyptic number.

It is an amenable number.

6663275169 is a deficient number, since it is larger than the sum of its proper divisors (2388721503).

6663275169 is a wasteful number, since it uses less digits than its factorization.

6663275169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41907447.

The product of its digits is 2449440, while the sum is 51.

The square root of 6663275169 is about 81628.8868538583. The cubic root of 6663275169 is about 1881.7528514769.

The spelling of 6663275169 in words is "six billion, six hundred sixty-three million, two hundred seventy-five thousand, one hundred sixty-nine".