6600770066 has 8 divisors (see below), whose sum is σ = 10801260144. Its totient is φ = 3000350020.

The previous prime is 6600770063. The next prime is 6600770087.

6600770066 is nontrivially palindromic in base 10.

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

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (6600770063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150017480 + ... + 150017523.

It is an arithmetic number, because the mean of its divisors is an integer number (1350157518).

Almost surely, 2^6600770066 is an apocalyptic number.

6600770066 is a deficient number, since it is larger than the sum of its proper divisors (4200490078).

6600770066 is a wasteful number, since it uses less digits than its factorization.

6600770066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300035016.

The product of its (nonzero) digits is 63504, while the sum is 38.

The square root of 6600770066 is about 81245.1233367271. The cubic root of 6600770066 is about 1875.8504056834.

The spelling of 6600770066 in words is "six billion, six hundred million, seven hundred seventy thousand, sixty-six".