162664165 has 16 divisors (see below), whose sum is σ = 204311808. Its totient is φ = 124089856.

The previous prime is 162664153. The next prime is 162664189. The reversal of 162664165 is 561466261.

162664165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 162664165 - 2¹³ = 162655973 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 38592 + ... + 42598.

It is an arithmetic number, because the mean of its divisors is an integer number (12769488).

Almost surely, 2^162664165 is an apocalyptic number.

It is an amenable number.

162664165 is a deficient number, since it is larger than the sum of its proper divisors (41647643).

162664165 is a wasteful number, since it uses less digits than its factorization.

162664165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4388.

The product of its digits is 51840, while the sum is 37.

The square root of 162664165 is about 12753.9862396037. The cubic root of 162664165 is about 545.8801422605.

The spelling of 162664165 in words is "one hundred sixty-two million, six hundred sixty-four thousand, one hundred sixty-five".