12176720834 has 16 divisors (see below), whose sum is σ = 18619404768. Its totient is φ = 5971053792.

The previous prime is 12176720807. The next prime is 12176720839. The reversal of 12176720834 is 43802767121.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12176720791 and 12176720800.

It is not an unprimeable number, because it can be changed into a prime (12176720839) 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, 169739 + ... + 230574.

It is an arithmetic number, because the mean of its divisors is an integer number (1163712798).

Almost surely, 2^12176720834 is an apocalyptic number.

12176720834 is a deficient number, since it is larger than the sum of its proper divisors (6442683934).

12176720834 is a wasteful number, since it uses less digits than its factorization.

12176720834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400609.

The product of its (nonzero) digits is 112896, while the sum is 41.

The spelling of 12176720834 in words is "twelve billion, one hundred seventy-six million, seven hundred twenty thousand, eight hundred thirty-four".