8650857149 has 16 divisors (see below), whose sum is σ = 9940015680. Its totient is φ = 7445986560.

The previous prime is 8650857143. The next prime is 8650857199. The reversal of 8650857149 is 9417580568.

It is a cyclic number.

It is not a de Polignac number, because 8650857149 - 2²⁴ = 8634079933 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 8650857149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8650857143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359747 + ... + 383039.

It is an arithmetic number, because the mean of its divisors is an integer number (621250980).

Almost surely, 2^8650857149 is an apocalyptic number.

It is an amenable number.

8650857149 is a deficient number, since it is larger than the sum of its proper divisors (1289158531).

8650857149 is a wasteful number, since it uses less digits than its factorization.

8650857149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25100.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The square root of 8650857149 is about 93009.9841361130. The cubic root of 8650857149 is about 2052.8302884435.

The spelling of 8650857149 in words is "eight billion, six hundred fifty million, eight hundred fifty-seven thousand, one hundred forty-nine".