162166840338 has 16 divisors (see below), whose sum is σ = 334796057856. Its totient is φ = 52311883920.

The previous prime is 162166840337. The next prime is 162166840343. The reversal of 162166840338 is 833048661261.

It is not an unprimeable number, because it can be changed into a prime (162166840337) 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 7 ways as a sum of consecutive naturals, for example, 435932181 + ... + 435932552.

It is an arithmetic number, because the mean of its divisors is an integer number (20924753616).

Almost surely, 2^162166840338 is an apocalyptic number.

162166840338 is an abundant number, since it is smaller than the sum of its proper divisors (172629217518).

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

162166840338 is a wasteful number, since it uses less digits than its factorization.

162166840338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871864769.

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 162166840338 in words is "one hundred sixty-two billion, one hundred sixty-six million, eight hundred forty thousand, three hundred thirty-eight".