12043453261632 has 56 divisors (see below), whose sum is σ = 34316121640416. Its totient is φ = 3705677925888.

The previous prime is 12043453261621. The next prime is 12043453261633. The reversal of 12043453261632 is 23616235434021.

It is a super-2 number, since 2×12043453261632² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043453261633) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2412548238 + ... + 2412553229.

It is an arithmetic number, because the mean of its divisors is an integer number (612787886436).

Almost surely, 2^{12043453261632} is an apocalyptic number.

12043453261632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12043453261632 is an abundant number, since it is smaller than the sum of its proper divisors (22272668378784).

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

12043453261632 is a wasteful number, since it uses less digits than its factorization.

12043453261632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4825101495 (or 4825101485 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 12043453261632 its reverse (23616235434021), we get a palindrome (35659688695653).

The spelling of 12043453261632 in words is "twelve trillion, forty-three billion, four hundred fifty-three million, two hundred sixty-one thousand, six hundred thirty-two".