24642024644242 has 32 divisors (see below), whose sum is σ = 41259398768640. Its totient is φ = 10983404720640.

The previous prime is 24642024644179. The next prime is 24642024644249. The reversal of 24642024644242 is 24244642024642.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 24642024644192 and 24642024644201.

It is not an unprimeable number, because it can be changed into a prime (24642024644249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248668867 + ... + 248767942.

It is an arithmetic number, because the mean of its divisors is an integer number (1289356211520).

Almost surely, 2^{24642024644242} is an apocalyptic number.

24642024644242 is a deficient number, since it is larger than the sum of its proper divisors (16617374124398).

24642024644242 is a wasteful number, since it uses less digits than its factorization.

24642024644242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497436906.

The product of its (nonzero) digits is 4718592, while the sum is 46.

Adding to 24642024644242 its reverse (24244642024642), we get a palindrome (48886666668884).

The spelling of 24642024644242 in words is "twenty-four trillion, six hundred forty-two billion, twenty-four million, six hundred forty-four thousand, two hundred forty-two".