24245254243 has 18 divisors (see below), whose sum is σ = 28524575436. Its totient is φ = 20547815904.

The previous prime is 24245254237. The next prime is 24245254249. The reversal of 24245254243 is 34245254242.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (24245254237) and next prime (24245254249).

It is not a de Polignac number, because 24245254243 - 2⁹ = 24245253731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (24245254249) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 356896 + ... + 419362.

Almost surely, 2^24245254243 is an apocalyptic number.

24245254243 is a deficient number, since it is larger than the sum of its proper divisors (4279321193).

24245254243 is an frugal number, since it uses more digits than its factorization.

24245254243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62659 (or 62563 counting only the distinct ones).

The product of its digits is 307200, while the sum is 37.

Subtracting 24245254243 from its reverse (34245254242), we obtain a palindrome (9999999999).

The spelling of 24245254243 in words is "twenty-four billion, two hundred forty-five million, two hundred fifty-four thousand, two hundred forty-three".