36056997689 has 2 divisors, whose sum is σ = 36056997690. Its totient is φ = 36056997688.

The previous prime is 36056997629. The next prime is 36056997727. The reversal of 36056997689 is 98679965063.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31868319289 + 4188678400 = 178517^2 + 64720^2 .

It is an emirp because it is prime and its reverse (98679965063) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36056997689 - 2²⁸ = 35788562233 is a prime.

It is not a weakly prime, because it can be changed into another prime (36056997629) 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, 18028498844 + 18028498845.

It is an arithmetic number, because the mean of its divisors is an integer number (18028498845).

Almost surely, 2^36056997689 is an apocalyptic number.

It is an amenable number.

36056997689 is a deficient number, since it is larger than the sum of its proper divisors (1).

36056997689 is an equidigital number, since it uses as much as digits as its factorization.

36056997689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132269760, while the sum is 68.

The spelling of 36056997689 in words is "thirty-six billion, fifty-six million, nine hundred ninety-seven thousand, six hundred eighty-nine".