24944350139 has 2 divisors, whose sum is σ = 24944350140. Its totient is φ = 24944350138.

The previous prime is 24944350061. The next prime is 24944350147. The reversal of 24944350139 is 93105344942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24944350139 - 2¹² = 24944346043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24944350139.

It is not a weakly prime, because it can be changed into another prime (24904350139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12472175069 + 12472175070.

It is an arithmetic number, because the mean of its divisors is an integer number (12472175070).

Almost surely, 2^24944350139 is an apocalyptic number.

24944350139 is a deficient number, since it is larger than the sum of its proper divisors (1).

24944350139 is an equidigital number, since it uses as much as digits as its factorization.

24944350139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 24944350139 in words is "twenty-four billion, nine hundred forty-four million, three hundred fifty thousand, one hundred thirty-nine".