8643113700 has 144 divisors (see below), whose sum is σ = 27256547136. Its totient is φ = 2101824000.

The previous prime is 8643113681. The next prime is 8643113707. The reversal of 8643113700 is 73113468.

It is a super-2 number, since 2×8643113700² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8643113707) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 310350 + ... + 337050.

Almost surely, 2^8643113700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8643113700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13628273568).

8643113700 is an abundant number, since it is smaller than the sum of its proper divisors (18613433436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8643113700 is a wasteful number, since it uses less digits than its factorization.

8643113700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26814 (or 26807 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 8643113700 is about 92968.3478394663. The cubic root of 8643113700 is about 2052.2176041895.

The spelling of 8643113700 in words is "eight billion, six hundred forty-three million, one hundred thirteen thousand, seven hundred".