136340572482689 has 2 divisors, whose sum is σ = 136340572482690. Its totient is φ = 136340572482688.

The previous prime is 136340572482677. The next prime is 136340572482749. The reversal of 136340572482689 is 986284275043631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105809510640625 + 30531061842064 = 10286375^2 + 5525492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136340572482689 is a prime.

It is not a weakly prime, because it can be changed into another prime (136340572482629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68170286241344 + 68170286241345.

It is an arithmetic number, because the mean of its divisors is an integer number (68170286241345).

It is a 1-persistent number, because it is pandigital, but 2⋅136340572482689 = 272681144965378 is not.

Almost surely, 2^{136340572482689} is an apocalyptic number.

It is an amenable number.

136340572482689 is a deficient number, since it is larger than the sum of its proper divisors (1).

136340572482689 is an equidigital number, since it uses as much as digits as its factorization.

136340572482689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 418037760, while the sum is 68.

The spelling of 136340572482689 in words is "one hundred thirty-six trillion, three hundred forty billion, five hundred seventy-two million, four hundred eighty-two thousand, six hundred eighty-nine".