6601070217 has 16 divisors (see below), whose sum is σ = 10065226752. Its totient is φ = 3769620240.

The previous prime is 6601070209. The next prime is 6601070227. The reversal of 6601070217 is 7120701066.

It is a happy number.

It is not a de Polignac number, because 6601070217 - 2³ = 6601070209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6601070227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67053 + ... + 133034.

It is an arithmetic number, because the mean of its divisors is an integer number (629076672).

Almost surely, 2^6601070217 is an apocalyptic number.

It is an amenable number.

6601070217 is a deficient number, since it is larger than the sum of its proper divisors (3464156535).

6601070217 is a wasteful number, since it uses less digits than its factorization.

6601070217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201668.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 6601070217 is about 81246.9705096750. The cubic root of 6601070217 is about 1875.8788382166.

The spelling of 6601070217 in words is "six billion, six hundred one million, seventy thousand, two hundred seventeen".