12045809971136 has 14 divisors (see below), whose sum is σ = 23903404161600. Its totient is φ = 6022904985536.

The previous prime is 12045809971081. The next prime is 12045809971147. The reversal of 12045809971136 is 63117990854021.

It is a happy number.

12045809971136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12045809971136³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94107890336 + ... + 94107890463.

It is a 1-persistent number, because it is pandigital, but 2⋅12045809971136 = 24091619942272 is not.

Almost surely, 2^{12045809971136} is an apocalyptic number.

12045809971136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12045809971136 is a deficient number, since it is larger than the sum of its proper divisors (11857594190464).

12045809971136 is an equidigital number, since it uses as much as digits as its factorization.

12045809971136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188215780811 (or 188215780801 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 56.

The spelling of 12045809971136 in words is "twelve trillion, forty-five billion, eight hundred nine million, nine hundred seventy-one thousand, one hundred thirty-six".