6486842202666 has 32 divisors (see below), whose sum is σ = 15699248357760. Its totient is φ = 1744360928256.

The previous prime is 6486842202571. The next prime is 6486842202679. The reversal of 6486842202666 is 6662022486846.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4542605871 + ... + 4542607298.

It is an arithmetic number, because the mean of its divisors is an integer number (490601511180).

Almost surely, 2^{6486842202666} is an apocalyptic number.

6486842202666 is an abundant number, since it is smaller than the sum of its proper divisors (9212406155094).

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

6486842202666 is a wasteful number, since it uses less digits than its factorization.

6486842202666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9085213198.

The product of its (nonzero) digits is 63700992, while the sum is 60.

The spelling of 6486842202666 in words is "six trillion, four hundred eighty-six billion, eight hundred forty-two million, two hundred two thousand, six hundred sixty-six".