24551045081 has 2 divisors, whose sum is σ = 24551045082. Its totient is φ = 24551045080.

The previous prime is 24551045059. The next prime is 24551045093. The reversal of 24551045081 is 18054015542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21486869056 + 3064176025 = 146584^2 + 55355^2 .

It is a cyclic number.

It is not a de Polignac number, because 24551045081 - 2⁶ = 24551045017 is a prime.

It is a super-2 number, since 2×24551045081² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (24551045021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12275522540 + 12275522541.

It is an arithmetic number, because the mean of its divisors is an integer number (12275522541).

Almost surely, 2^24551045081 is an apocalyptic number.

It is an amenable number.

24551045081 is a deficient number, since it is larger than the sum of its proper divisors (1).

24551045081 is an equidigital number, since it uses as much as digits as its factorization.

24551045081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32000, while the sum is 35.

The spelling of 24551045081 in words is "twenty-four billion, five hundred fifty-one million, forty-five thousand, eighty-one".