24424040129 has 2 divisors, whose sum is σ = 24424040130. Its totient is φ = 24424040128.

The previous prime is 24424040111. The next prime is 24424040159. The reversal of 24424040129 is 92104042442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18719712400 + 5704327729 = 136820^2 + 75527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24424040129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24424040095 and 24424040104.

It is not a weakly prime, because it can be changed into another prime (24424040159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12212020064 + 12212020065.

It is an arithmetic number, because the mean of its divisors is an integer number (12212020065).

Almost surely, 2^24424040129 is an apocalyptic number.

It is an amenable number.

24424040129 is a deficient number, since it is larger than the sum of its proper divisors (1).

24424040129 is an equidigital number, since it uses as much as digits as its factorization.

24424040129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 24424040129 in words is "twenty-four billion, four hundred twenty-four million, forty thousand, one hundred twenty-nine".