136166383321 has 8 divisors (see below), whose sum is σ = 136554739200. Its totient is φ = 135778462080.

The previous prime is 136166383319. The next prime is 136166383337. The reversal of 136166383321 is 123383661631.

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 136166383321 - 2¹ = 136166383319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136166353321) 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, 524041 + ... + 739561.

It is an arithmetic number, because the mean of its divisors is an integer number (17069342400).

Almost surely, 2^136166383321 is an apocalyptic number.

It is an amenable number.

136166383321 is a deficient number, since it is larger than the sum of its proper divisors (388355879).

136166383321 is a wasteful number, since it uses less digits than its factorization.

136166383321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217319.

The product of its digits is 279936, while the sum is 43.

The spelling of 136166383321 in words is "one hundred thirty-six billion, one hundred sixty-six million, three hundred eighty-three thousand, three hundred twenty-one".