16010520205 has 4 divisors (see below), whose sum is σ = 19212624252. Its totient is φ = 12808416160.

The previous prime is 16010520203. The next prime is 16010520217. The reversal of 16010520205 is 50202501061.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2428715524 + 13581804681 = 49282^2 + 116541^2 .

It is not a de Polignac number, because 16010520205 - 2¹ = 16010520203 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16010520203) 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, 1601052016 + ... + 1601052025.

It is an arithmetic number, because the mean of its divisors is an integer number (4803156063).

Almost surely, 2^16010520205 is an apocalyptic number.

It is an amenable number.

16010520205 is a deficient number, since it is larger than the sum of its proper divisors (3202104047).

16010520205 is an equidigital number, since it uses as much as digits as its factorization.

16010520205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202104046.

The product of its (nonzero) digits is 600, while the sum is 22.

The spelling of 16010520205 in words is "sixteen billion, ten million, five hundred twenty thousand, two hundred five".