136205442327 has 8 divisors (see below), whose sum is σ = 186515560816. Its totient is φ = 88349476032.

The previous prime is 136205442301. The next prime is 136205442349. The reversal of 136205442327 is 723244502631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136205442327 - 2⁷ = 136205442199 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 (136205442377) 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 7 ways as a sum of consecutive naturals, for example, 613537918 + ... + 613538139.

It is an arithmetic number, because the mean of its divisors is an integer number (23314445102).

Almost surely, 2^136205442327 is an apocalyptic number.

136205442327 is a deficient number, since it is larger than the sum of its proper divisors (50310118489).

136205442327 is a wasteful number, since it uses less digits than its factorization.

136205442327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227076097.

The product of its (nonzero) digits is 241920, while the sum is 39.

Adding to 136205442327 its reverse (723244502631), we get a palindrome (859449944958).

The spelling of 136205442327 in words is "one hundred thirty-six billion, two hundred five million, four hundred forty-two thousand, three hundred twenty-seven".