7006662666007 has 4 divisors (see below), whose sum is σ = 7007069976280. Its totient is φ = 7006255355736.

The previous prime is 7006662665909. The next prime is 7006662666011.

7006662666007 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7006662666007 - 2⁷ = 7006662665879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7006662666407) 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, 203629332 + ... + 203663737.

It is an arithmetic number, because the mean of its divisors is an integer number (1751767494070).

Almost surely, 2^{7006662666007} is an apocalyptic number.

7006662666007 is a deficient number, since it is larger than the sum of its proper divisors (407310273).

7006662666007 is a wasteful number, since it uses less digits than its factorization.

7006662666007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407310272.

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 7006662666007 in words is "seven trillion, six billion, six hundred sixty-two million, six hundred sixty-six thousand, seven".