24900138139 has 2 divisors, whose sum is σ = 24900138140. Its totient is φ = 24900138138.

The previous prime is 24900138113. The next prime is 24900138157. The reversal of 24900138139 is 93183100942.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24900138139 is a prime.

It is not a weakly prime, because it can be changed into another prime (24900138199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12450069069 + 12450069070.

It is an arithmetic number, because the mean of its divisors is an integer number (12450069070).

Almost surely, 2^24900138139 is an apocalyptic number.

24900138139 is a deficient number, since it is larger than the sum of its proper divisors (1).

24900138139 is an equidigital number, since it uses as much as digits as its factorization.

24900138139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 24900138139 in words is "twenty-four billion, nine hundred million, one hundred thirty-eight thousand, one hundred thirty-nine".