136166650573 has 2 divisors, whose sum is σ = 136166650574. Its totient is φ = 136166650572.

The previous prime is 136166650537. The next prime is 136166650667. The reversal of 136166650573 is 375056661631.

It is a happy number.

Together with previous prime (136166650537) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108476692164 + 27689958409 = 329358^2 + 166403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136166650573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136166650273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68083325286 + 68083325287.

It is an arithmetic number, because the mean of its divisors is an integer number (68083325287).

Almost surely, 2^136166650573 is an apocalyptic number.

It is an amenable number.

136166650573 is a deficient number, since it is larger than the sum of its proper divisors (1).

136166650573 is an equidigital number, since it uses as much as digits as its factorization.

136166650573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2041200, while the sum is 49.

The spelling of 136166650573 in words is "one hundred thirty-six billion, one hundred sixty-six million, six hundred fifty thousand, five hundred seventy-three".