136848207813 has 4 divisors (see below), whose sum is σ = 182464277088. Its totient is φ = 91232138540.

The previous prime is 136848207787. The next prime is 136848207829. The reversal of 136848207813 is 318702848631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136848207813 - 2⁵ = 136848207781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136848207413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22808034633 + ... + 22808034638.

It is an arithmetic number, because the mean of its divisors is an integer number (45616069272).

Almost surely, 2^136848207813 is an apocalyptic number.

It is an amenable number.

136848207813 is a deficient number, since it is larger than the sum of its proper divisors (45616069275).

136848207813 is an equidigital number, since it uses as much as digits as its factorization.

136848207813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45616069274.

The product of its (nonzero) digits is 1548288, while the sum is 51.

The spelling of 136848207813 in words is "one hundred thirty-six billion, eight hundred forty-eight million, two hundred seven thousand, eight hundred thirteen".