12142532844736 has 56 divisors (see below), whose sum is σ = 27680211543200. Its totient is φ = 5176979177472.

The previous prime is 12142532844733. The next prime is 12142532844737. The reversal of 12142532844736 is 63744823524121.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×12142532844736² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12142532844733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70130811 + ... + 70303738.

Almost surely, 2^{12142532844736} is an apocalyptic number.

12142532844736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12142532844736 is an abundant number, since it is smaller than the sum of its proper divisors (15537678698464).

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

12142532844736 is a wasteful number, since it uses less digits than its factorization.

12142532844736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140434761 (or 140434751 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 52.

The spelling of 12142532844736 in words is "twelve trillion, one hundred forty-two billion, five hundred thirty-two million, eight hundred forty-four thousand, seven hundred thirty-six".