16225228913 has 2 divisors, whose sum is σ = 16225228914. Its totient is φ = 16225228912.

The previous prime is 16225228907. The next prime is 16225228963. The reversal of 16225228913 is 31982252261.

16225228913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15747238144 + 477990769 = 125488^2 + 21863^2 .

It is a cyclic number.

It is not a de Polignac number, because 16225228913 - 2³⁰ = 15151487089 is a prime.

It is not a weakly prime, because it can be changed into another prime (16225228963) 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 as a sum of consecutive naturals, namely, 8112614456 + 8112614457.

It is an arithmetic number, because the mean of its divisors is an integer number (8112614457).

Almost surely, 2^16225228913 is an apocalyptic number.

It is an amenable number.

16225228913 is a deficient number, since it is larger than the sum of its proper divisors (1).

16225228913 is an equidigital number, since it uses as much as digits as its factorization.

16225228913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 41.

The spelling of 16225228913 in words is "sixteen billion, two hundred twenty-five million, two hundred twenty-eight thousand, nine hundred thirteen".