6505563200 has 84 divisors (see below), whose sum is σ = 16114361472. Its totient is φ = 2584896000.

The previous prime is 6505563161. The next prime is 6505563203. The reversal of 6505563200 is 23655056.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (6505563203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228137 + ... + 255063.

Almost surely, 2^6505563200 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 6505563200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8057180736).

6505563200 is an abundant number, since it is smaller than the sum of its proper divisors (9608798272).

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

6505563200 is a wasteful number, since it uses less digits than its factorization.

6505563200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27100 (or 27085 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 6505563200 is about 80657.0716056565. The cubic root of 6505563200 is about 1866.7878549438.

The spelling of 6505563200 in words is "six billion, five hundred five million, five hundred sixty-three thousand, two hundred".