162642438384 has 160 divisors (see below), whose sum is σ = 458766232320. Its totient is φ = 49478252544.

The previous prime is 162642438379. The next prime is 162642438443. The reversal of 162642438384 is 483834246261.

162642438384 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2834362 + ... + 2891174.

It is an arithmetic number, because the mean of its divisors is an integer number (2867288952).

Almost surely, 2^162642438384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162642438384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229383116160).

162642438384 is an abundant number, since it is smaller than the sum of its proper divisors (296123793936).

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

162642438384 is a wasteful number, since it uses less digits than its factorization.

162642438384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56959 (or 56953 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 51.

The spelling of 162642438384 in words is "one hundred sixty-two billion, six hundred forty-two million, four hundred thirty-eight thousand, three hundred eighty-four".