8621849117 has 8 divisors (see below), whose sum is σ = 10082694336. Its totient is φ = 7218292032.

The previous prime is 8621849111. The next prime is 8621849167. The reversal of 8621849117 is 7119481268.

8621849117 is digitally balanced in base 2, 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 not a de Polignac number, because 8621849117 - 2¹⁸ = 8621586973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8621849111) 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 7 ways as a sum of consecutive naturals, for example, 14321708 + ... + 14322309.

It is an arithmetic number, because the mean of its divisors is an integer number (1260336792).

Almost surely, 2^8621849117 is an apocalyptic number.

It is an amenable number.

8621849117 is a deficient number, since it is larger than the sum of its proper divisors (1460845219).

8621849117 is a wasteful number, since it uses less digits than its factorization.

8621849117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28644067.

The product of its digits is 193536, while the sum is 47.

The square root of 8621849117 is about 92853.9127716221. The cubic root of 8621849117 is about 2050.5332039154.

The spelling of 8621849117 in words is "eight billion, six hundred twenty-one million, eight hundred forty-nine thousand, one hundred seventeen".