6666706707070 has 8 divisors (see below), whose sum is σ = 12000072072744. Its totient is φ = 2666682682824.

The previous prime is 6666706707043. The next prime is 6666706707079. The reversal of 6666706707070 is 707076076666.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 6666706706996 and 6666706707014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666706707079) 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, 333335335344 + ... + 333335335363.

It is an arithmetic number, because the mean of its divisors is an integer number (1500009009093).

Almost surely, 2^{6666706707070} is an apocalyptic number.

6666706707070 is a deficient number, since it is larger than the sum of its proper divisors (5333365365674).

6666706707070 is a wasteful number, since it uses less digits than its factorization.

6666706707070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666670670714.

The product of its (nonzero) digits is 18670176, while the sum is 58.

The spelling of 6666706707070 in words is "six trillion, six hundred sixty-six billion, seven hundred six million, seven hundred seven thousand, seventy".