3518738026109 has 2 divisors, whose sum is σ = 3518738026110. Its totient is φ = 3518738026108.

The previous prime is 3518738026079. The next prime is 3518738026127. The reversal of 3518738026109 is 9016208378153.

3518738026109 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., 2043841936900 + 1474896089209 = 1429630^2 + 1214453^2 .

It is a cyclic number.

It is not a de Polignac number, because 3518738026109 - 2²⁰ = 3518736977533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3518738026169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1759369013054 + 1759369013055.

It is an arithmetic number, because the mean of its divisors is an integer number (1759369013055).

Almost surely, 2^{3518738026109} is an apocalyptic number.

It is an amenable number.

3518738026109 is a deficient number, since it is larger than the sum of its proper divisors (1).

3518738026109 is an equidigital number, since it uses as much as digits as its factorization.

3518738026109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The spelling of 3518738026109 in words is "three trillion, five hundred eighteen billion, seven hundred thirty-eight million, twenty-six thousand, one hundred nine".