11729833618994 has 32 divisors (see below), whose sum is σ = 18670209948720. Its totient is φ = 5507937404928.

The previous prime is 11729833618939. The next prime is 11729833618999. The reversal of 11729833618994 is 49981633892711.

It can be written as a sum of positive squares in 8 ways, for example, as 10728002781769 + 1001830837225 = 3275363^2 + 1000915^2 .

It is not an unprimeable number, because it can be changed into a prime (11729833618999) 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 15 ways as a sum of consecutive naturals, for example, 47021804 + ... + 47270600.

Almost surely, 2^{11729833618994} is an apocalyptic number.

11729833618994 is a deficient number, since it is larger than the sum of its proper divisors (6940376329726).

11729833618994 is a wasteful number, since it uses less digits than its factorization.

11729833618994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251822.

The product of its digits is 141087744, while the sum is 71.

The spelling of 11729833618994 in words is "eleven trillion, seven hundred twenty-nine billion, eight hundred thirty-three million, six hundred eighteen thousand, nine hundred ninety-four".