12846549408 has 96 divisors (see below), whose sum is σ = 42043276800. Its totient is φ = 3336764160.

The previous prime is 12846549383. The next prime is 12846549413. The reversal of 12846549408 is 80494564821.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 861558 + ... + 876341.

It is an arithmetic number, because the mean of its divisors is an integer number (437950800).

Almost surely, 2^12846549408 is an apocalyptic number.

It is an amenable number.

12846549408 is an abundant number, since it is smaller than the sum of its proper divisors (29196727392).

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

12846549408 is a wasteful number, since it uses less digits than its factorization.

12846549408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737930 (or 1737922 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 51.

The spelling of 12846549408 in words is "twelve billion, eight hundred forty-six million, five hundred forty-nine thousand, four hundred eight".