6534868000 has 144 divisors (see below), whose sum is σ = 17059226184. Its totient is φ = 2459750400.

The previous prime is 6534867979. The next prime is 6534868003. The reversal of 6534868000 is 8684356.

It can be written as a sum of positive squares in 12 ways, for example, as 349989264 + 6184878736 = 18708^2 + 78644^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (6534868003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1153174 + ... + 1158826.

Almost surely, 2^6534868000 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 6534868000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8529613092).

6534868000 is an abundant number, since it is smaller than the sum of its proper divisors (10524358184).

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

6534868000 is a wasteful number, since it uses less digits than its factorization.

6534868000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5712 (or 5677 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 6534868000 is about 80838.5304171223. The cubic root of 6534868000 is about 1869.5866855139.

The spelling of 6534868000 in words is "six billion, five hundred thirty-four million, eight hundred sixty-eight thousand".