24040868640 has 96 divisors (see below), whose sum is σ = 75769162560. Its totient is φ = 6407476224.

The previous prime is 24040868639. The next prime is 24040868651. The reversal of 24040868640 is 4686804042.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 24040868592 and 24040868601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 960606 + ... + 985314.

It is an arithmetic number, because the mean of its divisors is an integer number (789262110).

Almost surely, 2^24040868640 is an apocalyptic number.

24040868640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24040868640 is an abundant number, since it is smaller than the sum of its proper divisors (51728293920).

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

24040868640 is a wasteful number, since it uses less digits than its factorization.

24040868640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26754 (or 26746 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 42.

The spelling of 24040868640 in words is "twenty-four billion, forty million, eight hundred sixty-eight thousand, six hundred forty".