7016320866349 has 2 divisors, whose sum is σ = 7016320866350. Its totient is φ = 7016320866348.

The previous prime is 7016320866293. The next prime is 7016320866353. The reversal of 7016320866349 is 9436680236107.

7016320866349 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5922847016100 + 1093473850249 = 2433690^2 + 1045693^2 .

It is an emirp because it is prime and its reverse (9436680236107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7016320866349 - 2²¹ = 7016318769197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7016320866349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7016320866649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3508160433174 + 3508160433175.

It is an arithmetic number, because the mean of its divisors is an integer number (3508160433175).

Almost surely, 2^{7016320866349} is an apocalyptic number.

It is an amenable number.

7016320866349 is a deficient number, since it is larger than the sum of its proper divisors (1).

7016320866349 is an equidigital number, since it uses as much as digits as its factorization.

7016320866349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 7016320866349 in words is "seven trillion, sixteen billion, three hundred twenty million, eight hundred sixty-six thousand, three hundred forty-nine".