16220054409 has 16 divisors (see below), whose sum is σ = 24093451200. Its totient is φ = 9637379136.

The previous prime is 16220054401. The next prime is 16220054419. The reversal of 16220054409 is 90445002261.

16220054409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16220054409 - 2³ = 16220054401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16220054409.

It is not an unprimeable number, because it can be changed into a prime (16220054401) 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 15 ways as a sum of consecutive naturals, for example, 7169539 + ... + 7171800.

It is an arithmetic number, because the mean of its divisors is an integer number (1505840700).

Almost surely, 2^16220054409 is an apocalyptic number.

It is an amenable number.

16220054409 is a deficient number, since it is larger than the sum of its proper divisors (7873396791).

16220054409 is a wasteful number, since it uses less digits than its factorization.

16220054409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14341384.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 16220054409 in words is "sixteen billion, two hundred twenty million, fifty-four thousand, four hundred nine".