665300160 has 336 divisors, whose sum is σ = 2663049792. Its totient is φ = 149299200.

The previous prime is 665300131. The next prime is 665300161. The reversal of 665300160 is 61003566.

665300160 is a `hidden beast` number, since 6 + 653 + 0 + 0 + 1 + 6 + 0 = 666.

665300160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (336).

It is not an unprimeable number, because it can be changed into a prime (665300161) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1229490 + ... + 1230030.

Almost surely, 2^665300160 is an apocalyptic number.

665300160 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 665300160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331524896).

665300160 is an abundant number, since it is smaller than the sum of its proper divisors (1997749632).

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

665300160 is a wasteful number, since it uses less digits than its factorization.

665300160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 665300160 is about 25793.4131126534. The cubic root of 665300160 is about 872.9831796888.

The spelling of 665300160 in words is "six hundred sixty-five million, three hundred thousand, one hundred sixty".