2718646213 has 2 divisors, whose sum is σ = 2718646214. Its totient is φ = 2718646212.

The previous prime is 2718646187. The next prime is 2718646247. The reversal of 2718646213 is 3126468172.

2718646213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1747825249 + 970820964 = 41807^2 + 31158^2 .

It is a cyclic number.

It is not a de Polignac number, because 2718646213 - 2⁵ = 2718646181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2718646813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1359323106 + 1359323107.

It is an arithmetic number, because the mean of its divisors is an integer number (1359323107).

Almost surely, 2^2718646213 is an apocalyptic number.

It is an amenable number.

2718646213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2718646213 is an equidigital number, since it uses as much as digits as its factorization.

2718646213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 2718646213 is about 52140.6387858837. The cubic root of 2718646213 is about 1395.6747827202.

The spelling of 2718646213 in words is "two billion, seven hundred eighteen million, six hundred forty-six thousand, two hundred thirteen".