8640260133 has 16 divisors (see below), whose sum is σ = 11734866240. Its totient is φ = 5653234944.

The previous prime is 8640260131. The next prime is 8640260137. The reversal of 8640260133 is 3310620468.

8640260133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8640260133 - 2¹ = 8640260131 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8640260094 and 8640260103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8640260131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68685 + ... + 148317.

It is an arithmetic number, because the mean of its divisors is an integer number (733429140).

Almost surely, 2^8640260133 is an apocalyptic number.

It is an amenable number.

8640260133 is a deficient number, since it is larger than the sum of its proper divisors (3094606107).

8640260133 is a wasteful number, since it uses less digits than its factorization.

8640260133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80308.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 8640260133 is about 92952.9995911912. Note that the first 3 decimals coincide. The cubic root of 8640260133 is about 2051.9917293782.

The spelling of 8640260133 in words is "eight billion, six hundred forty million, two hundred sixty thousand, one hundred thirty-three".