6664040196 has 48 divisors (see below), whose sum is σ = 17130996288. Its totient is φ = 1999408000.

The previous prime is 6664040189. The next prime is 6664040249. The reversal of 6664040196 is 6910404666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 236595 + ... + 263258.

It is an arithmetic number, because the mean of its divisors is an integer number (356895756).

Almost surely, 2^6664040196 is an apocalyptic number.

6664040196 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

6664040196 is an abundant number, since it is smaller than the sum of its proper divisors (10466956092).

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

6664040196 is a wasteful number, since it uses less digits than its factorization.

6664040196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499972 (or 499970 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 6664040196 is about 81633.5727259318. The cubic root of 6664040196 is about 1881.8248649444.

The spelling of 6664040196 in words is "six billion, six hundred sixty-four million, forty thousand, one hundred ninety-six".