6605166650 has 24 divisors (see below), whose sum is σ = 12932222880. Its totient is φ = 2503010160.

The previous prime is 6605166647. The next prime is 6605166653. The reversal of 6605166650 is 566615066.

It is an interprime number because it is at equal distance from previous prime (6605166647) and next prime (6605166653).

It is a junction number, because it is equal to n+sod(n) for n = 6605166598 and 6605166607.

It is not an unprimeable number, because it can be changed into a prime (6605166653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3475454 + ... + 3477353.

It is an arithmetic number, because the mean of its divisors is an integer number (538842620).

Almost surely, 2^6605166650 is an apocalyptic number.

6605166650 is a deficient number, since it is larger than the sum of its proper divisors (6327056230).

6605166650 is a wasteful number, since it uses less digits than its factorization.

6605166650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6952838 (or 6952833 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 6605166650 is about 81272.1763582101. The cubic root of 6605166650 is about 1876.2667966686.

The spelling of 6605166650 in words is "six billion, six hundred five million, one hundred sixty-six thousand, six hundred fifty".