11734511728899 has 32 divisors (see below), whose sum is σ = 16031157534720. Its totient is φ = 7631562087072.

The previous prime is 11734511728871. The next prime is 11734511728909. The reversal of 11734511728899 is 99882711543711.

It is a happy number.

It is not a de Polignac number, because 11734511728899 - 2²⁵ = 11734478174467 is a prime.

It is a super-3 number, since 3×11734511728899³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11734511328899) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59112592 + ... + 59310770.

It is an arithmetic number, because the mean of its divisors is an integer number (500973672960).

Almost surely, 2^{11734511728899} is an apocalyptic number.

11734511728899 is a deficient number, since it is larger than the sum of its proper divisors (4296645805821).

11734511728899 is a wasteful number, since it uses less digits than its factorization.

11734511728899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199599.

The product of its digits is 30481920, while the sum is 66.

The spelling of 11734511728899 in words is "eleven trillion, seven hundred thirty-four billion, five hundred eleven million, seven hundred twenty-eight thousand, eight hundred ninety-nine".