136404332673 has 8 divisors (see below), whose sum is σ = 207854221248. Its totient is φ = 77945332944.

The previous prime is 136404332671. The next prime is 136404332683. The reversal of 136404332673 is 376233404631.

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

It is not a de Polignac number, because 136404332673 - 2¹ = 136404332671 is a prime.

It is a super-2 number, since 2×136404332673² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136404332671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3247722186 + ... + 3247722227.

It is an arithmetic number, because the mean of its divisors is an integer number (25981777656).

Almost surely, 2^136404332673 is an apocalyptic number.

It is an amenable number.

136404332673 is a deficient number, since it is larger than the sum of its proper divisors (71449888575).

136404332673 is an equidigital number, since it uses as much as digits as its factorization.

136404332673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6495444423.

The product of its (nonzero) digits is 653184, while the sum is 42.

The spelling of 136404332673 in words is "one hundred thirty-six billion, four hundred four million, three hundred thirty-two thousand, six hundred seventy-three".