136648115607 has 4 divisors (see below), whose sum is σ = 182197487480. Its totient is φ = 91098743736.

The previous prime is 136648115573. The next prime is 136648115609. The reversal of 136648115607 is 706511846631.

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

It is not a de Polignac number, because 136648115607 - 2²⁰ = 136647067031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136648115609) 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, 22774685932 + ... + 22774685937.

It is an arithmetic number, because the mean of its divisors is an integer number (45549371870).

Almost surely, 2^136648115607 is an apocalyptic number.

136648115607 is a deficient number, since it is larger than the sum of its proper divisors (45549371873).

136648115607 is an equidigital number, since it uses as much as digits as its factorization.

136648115607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45549371872.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 136648115607 in words is "one hundred thirty-six billion, six hundred forty-eight million, one hundred fifteen thousand, six hundred seven".