136604563211 has 2 divisors, whose sum is σ = 136604563212. Its totient is φ = 136604563210.

The previous prime is 136604563181. The next prime is 136604563223. The reversal of 136604563211 is 112365406631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136604563211 - 2²² = 136600368907 is a prime.

It is not a weakly prime, because it can be changed into another prime (136604583211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68302281605 + 68302281606.

It is an arithmetic number, because the mean of its divisors is an integer number (68302281606).

Almost surely, 2^136604563211 is an apocalyptic number.

136604563211 is a deficient number, since it is larger than the sum of its proper divisors (1).

136604563211 is an equidigital number, since it uses as much as digits as its factorization.

136604563211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

Adding to 136604563211 its reverse (112365406631), we get a palindrome (248969969842).

The spelling of 136604563211 in words is "one hundred thirty-six billion, six hundred four million, five hundred sixty-three thousand, two hundred eleven".