24143252453 has 4 divisors (see below), whose sum is σ = 24200600268. Its totient is φ = 24085904640.

The previous prime is 24143252381. The next prime is 24143252473. The reversal of 24143252453 is 35425234142.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3301421764 + 20841830689 = 57458^2 + 144367^2 .

It is a cyclic number.

It is not a de Polignac number, because 24143252453 - 2¹² = 24143248357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24143252473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28673276 + ... + 28674117.

It is an arithmetic number, because the mean of its divisors is an integer number (6050150067).

Almost surely, 2^24143252453 is an apocalyptic number.

It is an amenable number.

24143252453 is a deficient number, since it is larger than the sum of its proper divisors (57347815).

24143252453 is an equidigital number, since it uses as much as digits as its factorization.

24143252453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57347814.

The product of its digits is 115200, while the sum is 35.

Adding to 24143252453 its reverse (35425234142), we get a palindrome (59568486595).

The spelling of 24143252453 in words is "twenty-four billion, one hundred forty-three million, two hundred fifty-two thousand, four hundred fifty-three".