7066669305 has 16 divisors (see below), whose sum is σ = 11335746240. Its totient is φ = 3759198528.

The previous prime is 7066669303. The next prime is 7066669319. The reversal of 7066669305 is 5039666607.

It is not a de Polignac number, because 7066669305 - 2¹ = 7066669303 is a prime.

It is a super-3 number, since 3×7066669305³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (7066669301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599707 + ... + 611376.

It is an arithmetic number, because the mean of its divisors is an integer number (708484140).

Almost surely, 2^7066669305 is an apocalyptic number.

It is an amenable number.

7066669305 is a deficient number, since it is larger than the sum of its proper divisors (4269076935).

7066669305 is a wasteful number, since it uses less digits than its factorization.

7066669305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211480.

The product of its (nonzero) digits is 1224720, while the sum is 48.

The square root of 7066669305 is about 84063.4837786301. The cubic root of 7066669305 is about 1918.9850416338.

The spelling of 7066669305 in words is "seven billion, sixty-six million, six hundred sixty-nine thousand, three hundred five".