24539234085 has 12 divisors (see below), whose sum is σ = 42534672492. Its totient is φ = 13087591488.

The previous prime is 24539234051. The next prime is 24539234087. The reversal of 24539234085 is 58043293542.

24539234085 is a `hidden beast` number, since 2 + 4 + 539 + 2 + 34 + 0 + 85 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7771832964 + 16767401121 = 88158^2 + 129489^2 .

It is not a de Polignac number, because 24539234085 - 2¹⁴ = 24539217701 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 545316313 = 24539234085 / (2 + 4 + 5 + 3 + 9 + 2 + 3 + 4 + 0 + 8 + 5).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 24539234085.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24539234087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272658112 + ... + 272658201.

It is an arithmetic number, because the mean of its divisors is an integer number (3544556041).

Almost surely, 2^24539234085 is an apocalyptic number.

It is an amenable number.

24539234085 is a deficient number, since it is larger than the sum of its proper divisors (17995438407).

24539234085 is a wasteful number, since it uses less digits than its factorization.

24539234085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545316324 (or 545316321 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 24539234085 in words is "twenty-four billion, five hundred thirty-nine million, two hundred thirty-four thousand, eighty-five".