7066614217 has 8 divisors (see below), whose sum is σ = 7677548424. Its totient is φ = 6465301248.

The previous prime is 7066614199. The next prime is 7066614223. The reversal of 7066614217 is 7124166607.

It can be written as a sum of positive squares in 4 ways, for example, as 246992656 + 6819621561 = 15716^2 + 82581^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 7066614217 - 2¹¹ = 7066612169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7066614217.

It is not an unprimeable number, because it can be changed into a prime (7066614617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2403778 + ... + 2406715.

It is an arithmetic number, because the mean of its divisors is an integer number (959693553).

Almost surely, 2^7066614217 is an apocalyptic number.

It is an amenable number.

7066614217 is a deficient number, since it is larger than the sum of its proper divisors (610934207).

7066614217 is a wasteful number, since it uses less digits than its factorization.

7066614217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810619.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 7066614217 is about 84063.1561208595. The cubic root of 7066614217 is about 1918.9800551582.

The spelling of 7066614217 in words is "seven billion, sixty-six million, six hundred fourteen thousand, two hundred seventeen".