136334332546549 has 2 divisors, whose sum is σ = 136334332546550. Its totient is φ = 136334332546548.

The previous prime is 136334332546499. The next prime is 136334332546663. The reversal of 136334332546549 is 945645233433631.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94308998083524 + 42025334463025 = 9711282^2 + 6482695^2 .

It is an emirp because it is prime and its reverse (945645233433631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136334332546549 - 2³⁷ = 136196893593077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136334332546849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68167166273274 + 68167166273275.

It is an arithmetic number, because the mean of its divisors is an integer number (68167166273275).

Almost surely, 2^{136334332546549} is an apocalyptic number.

It is an amenable number.

136334332546549 is a deficient number, since it is larger than the sum of its proper divisors (1).

136334332546549 is an equidigital number, since it uses as much as digits as its factorization.

136334332546549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 251942400, while the sum is 61.

The spelling of 136334332546549 in words is "one hundred thirty-six trillion, three hundred thirty-four billion, three hundred thirty-two million, five hundred forty-six thousand, five hundred forty-nine".