8650861321 has 8 divisors (see below), whose sum is σ = 8750039040. Its totient is φ = 8551727712.

The previous prime is 8650861309. The next prime is 8650861343. The reversal of 8650861321 is 1231680568.

8650861321 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8650861321 - 2¹³ = 8650853129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8650861391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538816 + ... + 554638.

It is an arithmetic number, because the mean of its divisors is an integer number (1093754880).

Almost surely, 2^8650861321 is an apocalyptic number.

It is an amenable number.

8650861321 is a deficient number, since it is larger than the sum of its proper divisors (99177719).

8650861321 is a wasteful number, since it uses less digits than its factorization.

8650861321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22055.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 8650861321 is about 93010.0065638101. The cubic root of 8650861321 is about 2052.8306184458.

The spelling of 8650861321 in words is "eight billion, six hundred fifty million, eight hundred sixty-one thousand, three hundred twenty-one".