24342499999 has 4 divisors (see below), whose sum is σ = 24468627136. Its totient is φ = 24216372864.

The previous prime is 24342499939. The next prime is 24342500011. The reversal of 24342499999 is 99999424342.

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

It is a cyclic number.

It is not a de Polignac number, because 24342499999 - 2¹⁷ = 24342368927 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 24342499999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24342499939) 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, 63063279 + ... + 63063664.

It is an arithmetic number, because the mean of its divisors is an integer number (6117156784).

Almost surely, 2^24342499999 is an apocalyptic number.

24342499999 is a deficient number, since it is larger than the sum of its proper divisors (126127137).

24342499999 is a wasteful number, since it uses less digits than its factorization.

24342499999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126127136.

The product of its digits is 45349632, while the sum is 64.

The spelling of 24342499999 in words is "twenty-four billion, three hundred forty-two million, four hundred ninety-nine thousand, nine hundred ninety-nine".