36570425316721 has 2 divisors, whose sum is σ = 36570425316722. Its totient is φ = 36570425316720.

The previous prime is 36570425316707. The next prime is 36570425316767. The reversal of 36570425316721 is 12761352407563.

36570425316721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25668013782321 + 10902411534400 = 5066361^2 + 3301880^2 .

It is a cyclic number.

It is not a de Polignac number, because 36570425316721 - 2²⁷ = 36570291098993 is a prime.

It is not a weakly prime, because it can be changed into another prime (36570425316701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18285212658360 + 18285212658361.

It is an arithmetic number, because the mean of its divisors is an integer number (18285212658361).

Almost surely, 2^{36570425316721} is an apocalyptic number.

It is an amenable number.

36570425316721 is a deficient number, since it is larger than the sum of its proper divisors (1).

36570425316721 is an equidigital number, since it uses as much as digits as its factorization.

36570425316721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 36570425316721 in words is "thirty-six trillion, five hundred seventy billion, four hundred twenty-five million, three hundred sixteen thousand, seven hundred twenty-one".