136116676385 has 8 divisors (see below), whose sum is σ = 165023929896. Its totient is φ = 107770728960.

The previous prime is 136116676379. The next prime is 136116676387. The reversal of 136116676385 is 583676611631.

It can be written as a sum of positive squares in 4 ways, for example, as 11510500369 + 124606176016 = 107287^2 + 352996^2 .

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

It is not a de Polignac number, because 136116676385 - 2¹⁰ = 136116675361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136116676387) 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, 140325986 + ... + 140326955.

It is an arithmetic number, because the mean of its divisors is an integer number (20627991237).

Almost surely, 2^136116676385 is an apocalyptic number.

It is an amenable number.

136116676385 is a deficient number, since it is larger than the sum of its proper divisors (28907253511).

136116676385 is an equidigital number, since it uses as much as digits as its factorization.

136116676385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280653043.

The product of its digits is 3265920, while the sum is 53.

The spelling of 136116676385 in words is "one hundred thirty-six billion, one hundred sixteen million, six hundred seventy-six thousand, three hundred eighty-five".