24421243613 has 16 divisors (see below), whose sum is σ = 26460630000. Its totient is φ = 22405054464.

The previous prime is 24421243579. The next prime is 24421243673. The reversal of 24421243613 is 31634212442.

It can be written as a sum of positive squares in 8 ways, for example, as 96786244 + 24324457369 = 9838^2 + 155963^2 .

It is not a de Polignac number, because 24421243613 - 2⁶ = 24421243549 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 24421243613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24421243673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3129845 + ... + 3137637.

It is an arithmetic number, because the mean of its divisors is an integer number (1653789375).

Almost surely, 2^24421243613 is an apocalyptic number.

It is an amenable number.

24421243613 is a deficient number, since it is larger than the sum of its proper divisors (2039386387).

24421243613 is a wasteful number, since it uses less digits than its factorization.

24421243613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9248.

The product of its digits is 27648, while the sum is 32.

The spelling of 24421243613 in words is "twenty-four billion, four hundred twenty-one million, two hundred forty-three thousand, six hundred thirteen".