162800016338 has 4 divisors (see below), whose sum is σ = 244200024510. Its totient is φ = 81400008168.

The previous prime is 162800016331. The next prime is 162800016383. The reversal of 162800016338 is 833610008261.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 154294196809 + 8505819529 = 392803^2 + 92227^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (162800016331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40700004083 + ... + 40700004086.

Almost surely, 2^162800016338 is an apocalyptic number.

162800016338 is a deficient number, since it is larger than the sum of its proper divisors (81400008172).

162800016338 is an equidigital number, since it uses as much as digits as its factorization.

162800016338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81400008171.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 162800016338 in words is "one hundred sixty-two billion, eight hundred million, sixteen thousand, three hundred thirty-eight".