12044507136 has 48 divisors (see below), whose sum is σ = 32110860600. Its totient is φ = 4014833664.

The previous prime is 12044507107. The next prime is 12044507161. The reversal of 12044507136 is 63170544021.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 12044507097 and 12044507106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974041 + ... + 986328.

Almost surely, 2^12044507136 is an apocalyptic number.

12044507136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12044507136 is an abundant number, since it is smaller than the sum of its proper divisors (20066353464).

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

12044507136 is an equidigital number, since it uses as much as digits as its factorization.

12044507136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960394 (or 1960374 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 12044507136 in words is "twelve billion, forty-four million, five hundred seven thousand, one hundred thirty-six".