136685185184 has 24 divisors (see below), whose sum is σ = 271034930880. Its totient is φ = 67850917056.

The previous prime is 136685185183. The next prime is 136685185193. The reversal of 136685185184 is 481581586631.

It is a super-2 number, since 2×136685185184² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (136685185183) 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 3 ways as a sum of consecutive naturals, for example, 15360344 + ... + 15369239.

It is an arithmetic number, because the mean of its divisors is an integer number (11293122120).

Almost surely, 2^136685185184 is an apocalyptic number.

It is an amenable number.

136685185184 is a deficient number, since it is larger than the sum of its proper divisors (134349745696).

136685185184 is a wasteful number, since it uses less digits than its factorization.

136685185184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30729732 (or 30729724 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 56.

The spelling of 136685185184 in words is "one hundred thirty-six billion, six hundred eighty-five million, one hundred eighty-five thousand, one hundred eighty-four".