6486495859600 has 45 divisors (see below), whose sum is σ = 15583928680273. Its totient is φ = 2594577968960.

The previous prime is 6486495859577. The next prime is 6486495859607. The reversal of 6486495859600 is 69585946846.

The square root of 6486495859600 is 2546860.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2335138509456 + 4151357350144 = 1528116^2 + 2037488^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6486495859600.

It is not an unprimeable number, because it can be changed into a prime (6486495859607) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 50873529 + ... + 51000871.

Almost surely, 2^{6486495859600} is an apocalyptic number.

6486495859600 is the 2546860-th square number.

It is an amenable number.

6486495859600 is an abundant number, since it is smaller than the sum of its proper divisors (9097432820673).

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

6486495859600 is an frugal number, since it uses more digits than its factorization.

6486495859600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254704 (or 127350 counting only the distinct ones).

The product of its (nonzero) digits is 447897600, while the sum is 70.

The spelling of 6486495859600 in words is "six trillion, four hundred eighty-six billion, four hundred ninety-five million, eight hundred fifty-nine thousand, six hundred".