13382777329 has 2 divisors, whose sum is σ = 13382777330. Its totient is φ = 13382777328.

The previous prime is 13382777311. The next prime is 13382777333. The reversal of 13382777329 is 92377728331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13019951025 + 362826304 = 114105^2 + 19048^2 .

It is a cyclic number.

It is not a de Polignac number, because 13382777329 - 2⁷ = 13382777201 is a prime.

It is not a weakly prime, because it can be changed into another prime (13382777339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6691388664 + 6691388665.

It is an arithmetic number, because the mean of its divisors is an integer number (6691388665).

Almost surely, 2^13382777329 is an apocalyptic number.

It is an amenable number.

13382777329 is a deficient number, since it is larger than the sum of its proper divisors (1).

13382777329 is an equidigital number, since it uses as much as digits as its factorization.

13382777329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2667168, while the sum is 52.

The spelling of 13382777329 in words is "thirteen billion, three hundred eighty-two million, seven hundred seventy-seven thousand, three hundred twenty-nine".