24534042161 has 2 divisors, whose sum is σ = 24534042162. Its totient is φ = 24534042160.

The previous prime is 24534042151. The next prime is 24534042179. The reversal of 24534042161 is 16124043542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23079382561 + 1454659600 = 151919^2 + 38140^2 .

It is a cyclic number.

It is not a de Polignac number, because 24534042161 - 2³⁰ = 23460300337 is a prime.

It is not a weakly prime, because it can be changed into another prime (24534042151) 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, 12267021080 + 12267021081.

It is an arithmetic number, because the mean of its divisors is an integer number (12267021081).

Almost surely, 2^24534042161 is an apocalyptic number.

It is an amenable number.

24534042161 is a deficient number, since it is larger than the sum of its proper divisors (1).

24534042161 is an equidigital number, since it uses as much as digits as its factorization.

24534042161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 24534042161 in words is "twenty-four billion, five hundred thirty-four million, forty-two thousand, one hundred sixty-one".