24612421640 has 32 divisors (see below), whose sum is σ = 55382616000. Its totient is φ = 9844138944.

The previous prime is 24612421637. The next prime is 24612421649. The reversal of 24612421640 is 4612421642.

It is a junction number, because it is equal to n+sod(n) for n = 24612421597 and 24612421606.

It is not an unprimeable number, because it can be changed into a prime (24612421649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718421 + ... + 751899.

It is an arithmetic number, because the mean of its divisors is an integer number (1730706750).

Almost surely, 2^24612421640 is an apocalyptic number.

24612421640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24612421640 is an abundant number, since it is smaller than the sum of its proper divisors (30770194360).

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

24612421640 is a wasteful number, since it uses less digits than its factorization.

24612421640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51869 (or 51865 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 24612421640 in words is "twenty-four billion, six hundred twelve million, four hundred twenty-one thousand, six hundred forty".