7006666706740 has 12 divisors (see below), whose sum is σ = 14714000084196. Its totient is φ = 2802666682688.

The previous prime is 7006666706737. The next prime is 7006666706747. The reversal of 7006666706740 is 476076666007.

It can be written as a sum of positive squares in 2 ways, for example, as 2044705524624 + 4961961182116 = 1429932^2 + 2227546^2 .

It is a super-2 number, since 2×7006666706740² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7006666706747) 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, 175166667649 + ... + 175166667688.

It is an arithmetic number, because the mean of its divisors is an integer number (1226166673683).

Almost surely, 2^{7006666706740} is an apocalyptic number.

It is an amenable number.

7006666706740 is an abundant number, since it is smaller than the sum of its proper divisors (7707333377456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7006666706740 is a wasteful number, since it uses less digits than its factorization.

7006666706740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350333335346 (or 350333335344 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 55.

The spelling of 7006666706740 in words is "seven trillion, six billion, six hundred sixty-six million, seven hundred six thousand, seven hundred forty".