12546281582 has 16 divisors (see below), whose sum is σ = 19245304512. Its totient is φ = 6132054240.

The previous prime is 12546281551. The next prime is 12546281597. The reversal of 12546281582 is 28518264521.

12546281582 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 an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 189653 + ... + 247104.

It is an arithmetic number, because the mean of its divisors is an integer number (1202831532).

Almost surely, 2^12546281582 is an apocalyptic number.

12546281582 is a deficient number, since it is larger than the sum of its proper divisors (6699022930).

12546281582 is a wasteful number, since it uses less digits than its factorization.

12546281582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437083.

The product of its digits is 307200, while the sum is 44.

The spelling of 12546281582 in words is "twelve billion, five hundred forty-six million, two hundred eighty-one thousand, five hundred eighty-two".