12740473176 has 128 divisors (see below), whose sum is σ = 32948337600. Its totient is φ = 4103700480.

The previous prime is 12740473171. The next prime is 12740473177. The reversal of 12740473176 is 67137404721.

It is a happy number.

12740473176 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12740473171) 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 31 ways as a sum of consecutive naturals, for example, 36091816 + ... + 36092168.

Almost surely, 2^12740473176 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12740473176, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16474168800).

12740473176 is an abundant number, since it is smaller than the sum of its proper divisors (20207864424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12740473176 is a wasteful number, since it uses less digits than its factorization.

12740473176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789 (or 785 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 42.

Adding to 12740473176 its reverse (67137404721), we get a palindrome (79877877897).

The spelling of 12740473176 in words is "twelve billion, seven hundred forty million, four hundred seventy-three thousand, one hundred seventy-six".