12442400024 has 32 divisors (see below), whose sum is σ = 23793210000. Its totient is φ = 6098151552.

The previous prime is 12442400023. The next prime is 12442400077. The reversal of 12442400024 is 42000424421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12442400023) 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, 126962 + ... + 202494.

Almost surely, 2^12442400024 is an apocalyptic number.

It is an amenable number.

12442400024 is a deficient number, since it is larger than the sum of its proper divisors (11350809976).

12442400024 is a wasteful number, since it uses less digits than its factorization.

12442400024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75947 (or 75943 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 12442400024 its reverse (42000424421), we get a palindrome (54442824445).

The spelling of 12442400024 in words is "twelve billion, four hundred forty-two million, four hundred thousand, twenty-four".