36620120249 has 2 divisors, whose sum is σ = 36620120250. Its totient is φ = 36620120248.

The previous prime is 36620120239. The next prime is 36620120279. The reversal of 36620120249 is 94202102663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19364670649 + 17255449600 = 139157^2 + 131360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36620120249 is a prime.

It is not a weakly prime, because it can be changed into another prime (36620120209) 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, 18310060124 + 18310060125.

It is an arithmetic number, because the mean of its divisors is an integer number (18310060125).

Almost surely, 2^36620120249 is an apocalyptic number.

It is an amenable number.

36620120249 is a deficient number, since it is larger than the sum of its proper divisors (1).

36620120249 is an equidigital number, since it uses as much as digits as its factorization.

36620120249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 36620120249 in words is "thirty-six billion, six hundred twenty million, one hundred twenty thousand, two hundred forty-nine".