6864122500 has 45 divisors (see below), whose sum is σ = 15019527369.
Its totient is φ = 2743992000.
The previous prime is 6864122467. The next prime is 6864122501. The reversal of 6864122500 is 52214686.
The square root of 6864122500 is 82850.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 7 ways, for example, as 6202192516 + 661929984 = 78754^2 + 25728^2
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6864122501) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 4141672 + ... + 4143328.
Almost surely, 26864122500 is an apocalyptic number.
6864122500 is the 82850-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6864122500
6864122500 is an abundant number, since it is smaller than the sum of its proper divisors (8155404869).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6864122500 is an frugal number, since it uses more digits than its factorization.
6864122500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3338 (or 1664 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 34.
The cubic root of 6864122500 is about 1900.4728739906.
The spelling of 6864122500 in words is "six billion, eight hundred sixty-four million, one hundred twenty-two thousand, five hundred".