1665000162 has 96 divisors (see below), whose sum is σ = 4467146112. Its totient is φ = 437294592.

The previous prime is 1665000157. The next prime is 1665000263. The reversal of 1665000162 is 2610005661.

It is a happy number.

1665000162 is a `hidden beast` number, since 1 + 6 + 650 + 0 + 0 + 1 + 6 + 2 = 666.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 83068 + ... + 101144.

It is an arithmetic number, because the mean of its divisors is an integer number (46532772).

Almost surely, 2^1665000162 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1665000162, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2233573056).

1665000162 is an abundant number, since it is smaller than the sum of its proper divisors (2802145950).

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

1665000162 is a wasteful number, since it uses less digits than its factorization.

1665000162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18152 (or 18149 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1665000162 is about 40804.4135112858. The cubic root of 1665000162 is about 1185.2357977596.

The spelling of 1665000162 in words is "one billion, six hundred sixty-five million, one hundred sixty-two", and thus it is an aban number.