6605005066 has 32 divisors (see below), whose sum is σ = 10921236480. Its totient is φ = 2971004400.

The previous prime is 6605005051. The next prime is 6605005073.

6605005066 is nontrivially palindromic in base 10.

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, 1089255 + ... + 1095301.

It is an arithmetic number, because the mean of its divisors is an integer number (341288640).

Almost surely, 2^6605005066 is an apocalyptic number.

6605005066 is a deficient number, since it is larger than the sum of its proper divisors (4316231414).

6605005066 is a wasteful number, since it uses less digits than its factorization.

6605005066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6570.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 6605005066 is about 81271.1822603806. The cubic root of 6605005066 is about 1876.2514966678.

It can be divided in two parts, 660500 and 5066, that added together give a palindrome (665566).

The spelling of 6605005066 in words is "six billion, six hundred five million, five thousand, sixty-six".