12176505473 has 4 divisors (see below), whose sum is σ = 13283460528. Its totient is φ = 11069550420.

The previous prime is 12176505457. The next prime is 12176505503. The reversal of 12176505473 is 37450567121.

12176505473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12176505473 - 2⁴ = 12176505457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12176505473.

It is not an unprimeable number, because it can be changed into a prime (12176505403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553477511 + ... + 553477532.

It is an arithmetic number, because the mean of its divisors is an integer number (3320865132).

Almost surely, 2^12176505473 is an apocalyptic number.

It is an amenable number.

12176505473 is a deficient number, since it is larger than the sum of its proper divisors (1106955055).

12176505473 is a wasteful number, since it uses less digits than its factorization.

12176505473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106955054.

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 12176505473 in words is "twelve billion, one hundred seventy-six million, five hundred five thousand, four hundred seventy-three".