36189083810909 has 2 divisors, whose sum is σ = 36189083810910. Its totient is φ = 36189083810908.

The previous prime is 36189083810863. The next prime is 36189083810911. The reversal of 36189083810909 is 90901838098163.

36189083810909 = 3473186² + 3473187² + 3473188².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24291068388409 + 11898015422500 = 4928597^2 + 3449350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36189083810909 is a prime.

Together with 36189083810911, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36189083810939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18094541905454 + 18094541905455.

It is an arithmetic number, because the mean of its divisors is an integer number (18094541905455).

Almost surely, 2^{36189083810909} is an apocalyptic number.

It is an amenable number.

36189083810909 is a deficient number, since it is larger than the sum of its proper divisors (1).

36189083810909 is an equidigital number, since it uses as much as digits as its factorization.

36189083810909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20155392, while the sum is 65.

The spelling of 36189083810909 in words is "thirty-six trillion, one hundred eighty-nine billion, eighty-three million, eight hundred ten thousand, nine hundred nine".