160066320221664 has 480 divisors, whose sum is σ = 500701853193696. Its totient is φ = 49989552537600.

The previous prime is 160066320221663. The next prime is 160066320221683. The reversal of 160066320221664 is 466122023660061.

It is a happy number.

160066320221664 is a `hidden beast` number, since 1 + 6 + 0 + 0 + 6 + 632 + 0 + 2 + 2 + 1 + 6 + 6 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160066320221663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 13679707014 + ... + 13679718714.

Almost surely, 2^{160066320221664} 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 160066320221664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250350926596848).

160066320221664 is an abundant number, since it is smaller than the sum of its proper divisors (340635532972032).

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

160066320221664 is a wasteful number, since it uses less digits than its factorization.

160066320221664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13120 (or 13103 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 160066320221664 in words is "one hundred sixty trillion, sixty-six billion, three hundred twenty million, two hundred twenty-one thousand, six hundred sixty-four".