24021427457 has 2 divisors, whose sum is σ = 24021427458. Its totient is φ = 24021427456.

The previous prime is 24021427439. The next prime is 24021427459. The reversal of 24021427457 is 75472412042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20577615601 + 3443811856 = 143449^2 + 58684^2 .

It is a cyclic number.

It is not a de Polignac number, because 24021427457 - 2¹⁶ = 24021361921 is a prime.

Together with 24021427459, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24021427457.

It is not a weakly prime, because it can be changed into another prime (24021427459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12010713728 + 12010713729.

It is an arithmetic number, because the mean of its divisors is an integer number (12010713729).

Almost surely, 2^24021427457 is an apocalyptic number.

It is an amenable number.

24021427457 is a deficient number, since it is larger than the sum of its proper divisors (1).

24021427457 is an equidigital number, since it uses as much as digits as its factorization.

24021427457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 125440, while the sum is 38.

Adding to 24021427457 its reverse (75472412042), we get a palindrome (99493839499).

The spelling of 24021427457 in words is "twenty-four billion, twenty-one million, four hundred twenty-seven thousand, four hundred fifty-seven".