12142325544 has 32 divisors (see below), whose sum is σ = 31001685120. Its totient is φ = 3961325696.

The previous prime is 12142325539. The next prime is 12142325581. The reversal of 12142325544 is 44552324121.

It is an unprimeable number.

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, 5381109 + ... + 5383364.

It is an arithmetic number, because the mean of its divisors is an integer number (968802660).

Almost surely, 2^12142325544 is an apocalyptic number.

It is an amenable number.

12142325544 is an abundant number, since it is smaller than the sum of its proper divisors (18859359576).

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

12142325544 is a wasteful number, since it uses less digits than its factorization.

12142325544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10764529 (or 10764525 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

Adding to 12142325544 its reverse (44552324121), we get a palindrome (56694649665).

The spelling of 12142325544 in words is "twelve billion, one hundred forty-two million, three hundred twenty-five thousand, five hundred forty-four".