136551413689 has 4 divisors (see below), whose sum is σ = 136662522660. Its totient is φ = 136440304720.

The previous prime is 136551413681. The next prime is 136551413693. The reversal of 136551413689 is 986314155631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80921474089 + 55629939600 = 284467^2 + 235860^2 .

It is a cyclic number.

It is not a de Polignac number, because 136551413689 - 2³ = 136551413681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136551413681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55552642 + ... + 55555099.

It is an arithmetic number, because the mean of its divisors is an integer number (34165630665).

Almost surely, 2^136551413689 is an apocalyptic number.

It is an amenable number.

136551413689 is a deficient number, since it is larger than the sum of its proper divisors (111108971).

136551413689 is a wasteful number, since it uses less digits than its factorization.

136551413689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111108970.

The product of its digits is 2332800, while the sum is 52.

The spelling of 136551413689 in words is "one hundred thirty-six billion, five hundred fifty-one million, four hundred thirteen thousand, six hundred eighty-nine".