24642424642 has 24 divisors (see below), whose sum is σ = 42767852400. Its totient is φ = 10611568440.

The previous prime is 24642424621. The next prime is 24642424657.

24642424642 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 24642424595 and 24642424604.

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 11 ways as a sum of consecutive naturals, for example, 2675092 + ... + 2684287.

It is an arithmetic number, because the mean of its divisors is an integer number (1781993850).

Almost surely, 2^24642424642 is an apocalyptic number.

24642424642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

24642424642 is a deficient number, since it is larger than the sum of its proper divisors (18125427758).

24642424642 is a wasteful number, since it uses less digits than its factorization.

24642424642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5359422 (or 5359411 counting only the distinct ones).

The product of its digits is 589824, while the sum is 40.

The spelling of 24642424642 in words is "twenty-four billion, six hundred forty-two million, four hundred twenty-four thousand, six hundred forty-two".