10791377809 has 2 divisors, whose sum is σ = 10791377810. Its totient is φ = 10791377808.

The previous prime is 10791377777. The next prime is 10791377819. The reversal of 10791377809 is 90877319701.

10791377809 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., 9040206400 + 1751171409 = 95080^2 + 41847^2 .

It is a cyclic number.

It is not a de Polignac number, because 10791377809 - 2⁵ = 10791377777 is a prime.

It is not a weakly prime, because it can be changed into another prime (10791377819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5395688904 + 5395688905.

It is an arithmetic number, because the mean of its divisors is an integer number (5395688905).

Almost surely, 2^10791377809 is an apocalyptic number.

It is an amenable number.

10791377809 is a deficient number, since it is larger than the sum of its proper divisors (1).

10791377809 is an equidigital number, since it uses as much as digits as its factorization.

10791377809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 666792, while the sum is 52.

The spelling of 10791377809 in words is "ten billion, seven hundred ninety-one million, three hundred seventy-seven thousand, eight hundred nine".