6670666701 has 24 divisors (see below), whose sum is σ = 10181633280. Its totient is φ = 4199903136.

The previous prime is 6670666697. The next prime is 6670666733. The reversal of 6670666701 is 1076660766.

It is not a de Polignac number, because 6670666701 - 2² = 6670666697 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6670666741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187606 + ... + 220311.

It is an arithmetic number, because the mean of its divisors is an integer number (424234720).

Almost surely, 2^6670666701 is an apocalyptic number.

It is an amenable number.

6670666701 is a deficient number, since it is larger than the sum of its proper divisors (3510966579).

6670666701 is a wasteful number, since it uses less digits than its factorization.

6670666701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408025 (or 408022 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 6670666701 is about 81674.1495272525. The cubic root of 6670666701 is about 1882.4484001454.

The spelling of 6670666701 in words is "six billion, six hundred seventy million, six hundred sixty-six thousand, seven hundred one".