12609846589920 has 96 divisors (see below), whose sum is σ = 42057547183008. Its totient is φ = 3164824240128.

The previous prime is 12609846589913. The next prime is 12609846589973. The reversal of 12609846589920 is 2998564890621.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772654009 + ... + 772670328.

It is an arithmetic number, because the mean of its divisors is an integer number (438099449823).

Almost surely, 2^{12609846589920} is an apocalyptic number.

12609846589920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12609846589920 is an abundant number, since it is smaller than the sum of its proper divisors (29447700593088).

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

12609846589920 is a wasteful number, since it uses less digits than its factorization.

12609846589920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545324372 (or 1545324364 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 69.

The spelling of 12609846589920 in words is "twelve trillion, six hundred nine billion, eight hundred forty-six million, five hundred eighty-nine thousand, nine hundred twenty".