6495200320 has 224 divisors, whose sum is σ = 18249960960. Its totient is φ = 2155560960.

The previous prime is 6495200317. The next prime is 6495200323. The reversal of 6495200320 is 230025946.

It is an interprime number because it is at equal distance from previous prime (6495200317) and next prime (6495200323).

It is a tau number, because it is divible by the number of its divisors (224).

It is not an unprimeable number, because it can be changed into a prime (6495200323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18092301 + ... + 18092659.

It is an arithmetic number, because the mean of its divisors is an integer number (81473040).

Almost surely, 2^6495200320 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 6495200320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9124980480).

6495200320 is an abundant number, since it is smaller than the sum of its proper divisors (11754760640).

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

6495200320 is a wasteful number, since it uses less digits than its factorization.

6495200320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 6495200320 is about 80592.8056342500. The cubic root of 6495200320 is about 1865.7961099349.

The spelling of 6495200320 in words is "six billion, four hundred ninety-five million, two hundred thousand, three hundred twenty".