162872666 has 16 divisors (see below), whose sum is σ = 266748768. Its totient is φ = 73969200.

The previous prime is 162872659. The next prime is 162872681. The reversal of 162872666 is 666278261.

162872666 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31076 + ... + 35936.

It is an arithmetic number, because the mean of its divisors is an integer number (16671798).

Almost surely, 2^162872666 is an apocalyptic number.

162872666 is a deficient number, since it is larger than the sum of its proper divisors (103876102).

162872666 is a wasteful number, since it uses less digits than its factorization.

162872666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6397.

The product of its digits is 290304, while the sum is 44.

The square root of 162872666 is about 12762.1575762094. The cubic root of 162872666 is about 546.1132769127.

The spelling of 162872666 in words is "one hundred sixty-two million, eight hundred seventy-two thousand, six hundred sixty-six".