12562873616 has 20 divisors (see below), whose sum is σ = 24383363100. Its totient is φ = 6270392832.

The previous prime is 12562873579. The next prime is 12562873627. The reversal of 12562873616 is 61637826521.

12562873616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1730227216 + 10832646400 = 41596^2 + 104080^2 .

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 3 ways as a sum of consecutive naturals, for example, 680861 + ... + 699068.

It is an arithmetic number, because the mean of its divisors is an integer number (1219168155).

Almost surely, 2^12562873616 is an apocalyptic number.

12562873616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12562873616 is a deficient number, since it is larger than the sum of its proper divisors (11820489484).

12562873616 is a wasteful number, since it uses less digits than its factorization.

12562873616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380506 (or 1380500 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The spelling of 12562873616 in words is "twelve billion, five hundred sixty-two million, eight hundred seventy-three thousand, six hundred sixteen".