24143420405 has 8 divisors (see below), whose sum is σ = 31200727992. Its totient is φ = 17828987328.

The previous prime is 24143420387. The next prime is 24143420419. The reversal of 24143420405 is 50402434142.

It can be written as a sum of positive squares in 4 ways, for example, as 217208644 + 23926211761 = 14738^2 + 154681^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 24143420405 - 2³⁰ = 23069678581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 185718554 + ... + 185718683.

It is an arithmetic number, because the mean of its divisors is an integer number (3900090999).

Almost surely, 2^24143420405 is an apocalyptic number.

It is an amenable number.

24143420405 is a deficient number, since it is larger than the sum of its proper divisors (7057307587).

24143420405 is a wasteful number, since it uses less digits than its factorization.

24143420405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371437255.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 24143420405 its reverse (50402434142), we get a palindrome (74545854547).

The spelling of 24143420405 in words is "twenty-four billion, one hundred forty-three million, four hundred twenty thousand, four hundred five".