24242402440 has 16 divisors (see below), whose sum is σ = 54545405580. Its totient is φ = 9696960960.

The previous prime is 24242402389. The next prime is 24242402467. The reversal of 24242402440 is 4420424242.

It can be written as a sum of positive squares in 2 ways, for example, as 23557952196 + 684450244 = 153486^2 + 26162^2 .

It is a junction number, because it is equal to n+sod(n) for n = 24242402399 and 24242402408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 303029991 + ... + 303030070.

Almost surely, 2^24242402440 is an apocalyptic number.

24242402440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24242402440 is an abundant number, since it is smaller than the sum of its proper divisors (30303003140).

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

24242402440 is a wasteful number, since it uses less digits than its factorization.

24242402440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606060072 (or 606060068 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 24242402440 its reverse (4420424242), we get a palindrome (28662826682).

The spelling of 24242402440 in words is "twenty-four billion, two hundred forty-two million, four hundred two thousand, four hundred forty".