36868703549 has 2 divisors, whose sum is σ = 36868703550. Its totient is φ = 36868703548.

The previous prime is 36868703513. The next prime is 36868703551. The reversal of 36868703549 is 94530786863.

36868703549 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., 29418424324 + 7450279225 = 171518^2 + 86315^2 .

It is a cyclic number.

It is not a de Polignac number, because 36868703549 - 2¹⁶ = 36868638013 is a prime.

Together with 36868703551, 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 (36868703749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18434351774 + 18434351775.

It is an arithmetic number, because the mean of its divisors is an integer number (18434351775).

Almost surely, 2^36868703549 is an apocalyptic number.

It is an amenable number.

36868703549 is a deficient number, since it is larger than the sum of its proper divisors (1).

36868703549 is an equidigital number, since it uses as much as digits as its factorization.

36868703549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26127360, while the sum is 59.

The spelling of 36868703549 in words is "thirty-six billion, eight hundred sixty-eight million, seven hundred three thousand, five hundred forty-nine".