136183948423 has 4 divisors (see below), whose sum is σ = 136308091680. Its totient is φ = 136059805168.

The previous prime is 136183948421. The next prime is 136183948441. The reversal of 136183948423 is 324849381631.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324849381631 = 79 ⋅4112017489.

It is a cyclic number.

It is not a de Polignac number, because 136183948423 - 2¹ = 136183948421 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 (136183948421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62069983 + ... + 62072176.

It is an arithmetic number, because the mean of its divisors is an integer number (34077022920).

Almost surely, 2^136183948423 is an apocalyptic number.

136183948423 is a deficient number, since it is larger than the sum of its proper divisors (124143257).

136183948423 is a wasteful number, since it uses less digits than its factorization.

136183948423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124143256.

The product of its digits is 2985984, while the sum is 52.

The spelling of 136183948423 in words is "one hundred thirty-six billion, one hundred eighty-three million, nine hundred forty-eight thousand, four hundred twenty-three".