2670065389 has 2 divisors, whose sum is σ = 2670065390. Its totient is φ = 2670065388.

The previous prime is 2670065369. The next prime is 2670065393. The reversal of 2670065389 is 9835600762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1564835364 + 1105230025 = 39558^2 + 33245^2 .

It is a cyclic number.

It is not a de Polignac number, because 2670065389 - 2¹⁵ = 2670032621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2670065329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335032694 + 1335032695.

It is an arithmetic number, because the mean of its divisors is an integer number (1335032695).

Almost surely, 2^2670065389 is an apocalyptic number.

It is an amenable number.

2670065389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2670065389 is an equidigital number, since it uses as much as digits as its factorization.

2670065389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 2670065389 is about 51672.6754581181. The cubic root of 2670065389 is about 1387.3114342018.

The spelling of 2670065389 in words is "two billion, six hundred seventy million, sixty-five thousand, three hundred eighty-nine".