136746762727793 has 2 divisors, whose sum is σ = 136746762727794. Its totient is φ = 136746762727792.

The previous prime is 136746762727789. The next prime is 136746762727877. The reversal of 136746762727793 is 397727267647631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110570104013824 + 26176658713969 = 10515232^2 + 5116313^2 .

It is a cyclic number.

It is not a de Polignac number, because 136746762727793 - 2² = 136746762727789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (136746762727703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68373381363896 + 68373381363897.

It is an arithmetic number, because the mean of its divisors is an integer number (68373381363897).

Almost surely, 2^{136746762727793} is an apocalyptic number.

It is an amenable number.

136746762727793 is a deficient number, since it is larger than the sum of its proper divisors (1).

136746762727793 is an equidigital number, since it uses as much as digits as its factorization.

136746762727793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4704884352, while the sum is 77.

The spelling of 136746762727793 in words is "one hundred thirty-six trillion, seven hundred forty-six billion, seven hundred sixty-two million, seven hundred twenty-seven thousand, seven hundred ninety-three".