136205442329 has 8 divisors (see below), whose sum is σ = 156408163680. Its totient is φ = 117306122400.

The previous prime is 136205442301. The next prime is 136205442349. The reversal of 136205442329 is 923244502631.

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

It is a cyclic number.

It is not a de Polignac number, because 136205442329 - 2¹⁶ = 136205376793 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (136205442349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325850132 + ... + 325850549.

It is an arithmetic number, because the mean of its divisors is an integer number (19551020460).

Almost surely, 2^136205442329 is an apocalyptic number.

136205442329 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

136205442329 is a deficient number, since it is larger than the sum of its proper divisors (20202721351).

136205442329 is a wasteful number, since it uses less digits than its factorization.

136205442329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651700711.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 136205442329 in words is "one hundred thirty-six billion, two hundred five million, four hundred forty-two thousand, three hundred twenty-nine".