12513427722 has 40 divisors (see below), whose sum is σ = 28129619232. Its totient is φ = 4157713800.

The previous prime is 12513427669. The next prime is 12513427723. The reversal of 12513427722 is 22772431521.

12513427722 is a `hidden beast` number, since 12 + 513 + 42 + 77 + 22 = 666.

12513427722 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (12513427723) 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 19 ways as a sum of consecutive naturals, for example, 73804 + ... + 174567.

Almost surely, 2^12513427722 is an apocalyptic number.

12513427722 is an abundant number, since it is smaller than the sum of its proper divisors (15616191510).

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

12513427722 is a wasteful number, since it uses less digits than its factorization.

12513427722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248696 (or 248687 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The spelling of 12513427722 in words is "twelve billion, five hundred thirteen million, four hundred twenty-seven thousand, seven hundred twenty-two".