136564840033 has 2 divisors, whose sum is σ = 136564840034. Its totient is φ = 136564840032.

The previous prime is 136564840007. The next prime is 136564840039. The reversal of 136564840033 is 330048465631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122253024609 + 14311815424 = 349647^2 + 119632^2 .

It is a cyclic number.

It is not a de Polignac number, because 136564840033 - 2⁵ = 136564840001 is a prime.

It is not a weakly prime, because it can be changed into another prime (136564840039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68282420016 + 68282420017.

It is an arithmetic number, because the mean of its divisors is an integer number (68282420017).

Almost surely, 2^136564840033 is an apocalyptic number.

It is an amenable number.

136564840033 is a deficient number, since it is larger than the sum of its proper divisors (1).

136564840033 is an equidigital number, since it uses as much as digits as its factorization.

136564840033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 136564840033 in words is "one hundred thirty-six billion, five hundred sixty-four million, eight hundred forty thousand, thirty-three".