24424040042 has 4 divisors (see below), whose sum is σ = 36636060066. Its totient is φ = 12212020020.

The previous prime is 24424040041. The next prime is 24424040051. The reversal of 24424040042 is 24004042442.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20663775001 + 3760265041 = 143749^2 + 61321^2 .

It is a junction number, because it is equal to n+sod(n) for n = 24424039993 and 24424040020.

It is not an unprimeable number, because it can be changed into a prime (24424040041) 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 as a sum of consecutive naturals, namely, 6106010009 + ... + 6106010012.

Almost surely, 2^24424040042 is an apocalyptic number.

24424040042 is a deficient number, since it is larger than the sum of its proper divisors (12212020024).

24424040042 is a wasteful number, since it uses less digits than its factorization.

24424040042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12212020023.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 24424040042 its reverse (24004042442), we get a palindrome (48428082484).

The spelling of 24424040042 in words is "twenty-four billion, four hundred twenty-four million, forty thousand, forty-two".