6662160221344 has 24 divisors (see below), whose sum is σ = 13116704364288. Its totient is φ = 3330933716160.

The previous prime is 6662160221323. The next prime is 6662160221429. The reversal of 6662160221344 is 4431220612666.

It is a self number, because there is not a number n which added to its sum of digits gives 6662160221344.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3833472 + ... + 5293375.

It is an arithmetic number, because the mean of its divisors is an integer number (546529348512).

Almost surely, 2^{6662160221344} is an apocalyptic number.

It is an amenable number.

6662160221344 is a deficient number, since it is larger than the sum of its proper divisors (6454544142944).

6662160221344 is a wasteful number, since it uses less digits than its factorization.

6662160221344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9149668 (or 9149660 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 6662160221344 in words is "six trillion, six hundred sixty-two billion, one hundred sixty million, two hundred twenty-one thousand, three hundred forty-four".