16204227579039 has 4 divisors (see below), whose sum is σ = 21605636772056. Its totient is φ = 10802818386024.

The previous prime is 16204227579037. The next prime is 16204227579041. The reversal of 16204227579039 is 93097572240261.

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

It is an interprime number because it is at equal distance from previous prime (16204227579037) and next prime (16204227579041).

It is not a de Polignac number, because 16204227579039 - 2¹ = 16204227579037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16204227579039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16204227579031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2700704596504 + ... + 2700704596509.

It is an arithmetic number, because the mean of its divisors is an integer number (5401409193014).

Almost surely, 2^{16204227579039} is an apocalyptic number.

16204227579039 is a deficient number, since it is larger than the sum of its proper divisors (5401409193017).

16204227579039 is an equidigital number, since it uses as much as digits as its factorization.

16204227579039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5401409193016.

The product of its (nonzero) digits is 11430720, while the sum is 57.

The spelling of 16204227579039 in words is "sixteen trillion, two hundred four billion, two hundred twenty-seven million, five hundred seventy-nine thousand, thirty-nine".