11669729109 has 8 divisors (see below), whose sum is σ = 15602037120. Its totient is φ = 7758620256.

The previous prime is 11669729089. The next prime is 11669729117. The reversal of 11669729109 is 90192796611.

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

It is not a de Polignac number, because 11669729109 - 2¹⁷ = 11669598037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11669729009) 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, 5298504 + ... + 5300705.

It is an arithmetic number, because the mean of its divisors is an integer number (1950254640).

Almost surely, 2^11669729109 is an apocalyptic number.

It is an amenable number.

11669729109 is a deficient number, since it is larger than the sum of its proper divisors (3932308011).

11669729109 is a wasteful number, since it uses less digits than its factorization.

11669729109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10599579.

The product of its (nonzero) digits is 367416, while the sum is 51.

The spelling of 11669729109 in words is "eleven billion, six hundred sixty-nine million, seven hundred twenty-nine thousand, one hundred nine".