2716805389 has 2 divisors, whose sum is σ = 2716805390. Its totient is φ = 2716805388.

The previous prime is 2716805297. The next prime is 2716805417. The reversal of 2716805389 is 9835086172.

2716805389 is digitally balanced in base 2, 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., 2633229225 + 83576164 = 51315^2 + 9142^2 .

It is a cyclic number.

It is not a de Polignac number, because 2716805389 - 2⁷ = 2716805261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2716808389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1358402694 + 1358402695.

It is an arithmetic number, because the mean of its divisors is an integer number (1358402695).

Almost surely, 2^2716805389 is an apocalyptic number.

It is an amenable number.

2716805389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2716805389 is an equidigital number, since it uses as much as digits as its factorization.

2716805389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760, while the sum is 49.

The square root of 2716805389 is about 52122.9833087094. The cubic root of 2716805389 is about 1395.3597028939.

The spelling of 2716805389 in words is "two billion, seven hundred sixteen million, eight hundred five thousand, three hundred eighty-nine".