109136807805717 has 12 divisors (see below), whose sum is σ = 157644218190784. Its totient is φ = 72756873806760.

The previous prime is 109136807805667. The next prime is 109136807805719. The reversal of 109136807805717 is 717508708631901.

It is not a de Polignac number, because 109136807805717 - 2²³ = 109136799417109 is a prime.

It is a super-2 number, since 2×109136807805717² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109136807805719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82479133 + ... + 83791890.

Almost surely, 2^{109136807805717} is an apocalyptic number.

It is an amenable number.

109136807805717 is a deficient number, since it is larger than the sum of its proper divisors (48507410385067).

109136807805717 is a wasteful number, since it uses less digits than its factorization.

109136807805717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166343960 (or 166343957 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 63.

The spelling of 109136807805717 in words is "one hundred nine trillion, one hundred thirty-six billion, eight hundred seven million, eight hundred five thousand, seven hundred seventeen".