16384226427 has 16 divisors (see below), whose sum is σ = 24684336000. Its totient is φ = 10737684072.

The previous prime is 16384226413. The next prime is 16384226437. The reversal of 16384226427 is 72462248361.

It is a happy number.

16384226427 is a `hidden beast` number, since 1 + 6 + 384 + 2 + 264 + 2 + 7 = 666.

It is not a de Polignac number, because 16384226427 - 2²⁶ = 16317117563 is a prime.

It is a super-2 number, since 2×16384226427² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16384226437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5140977 + ... + 5144162.

It is an arithmetic number, because the mean of its divisors is an integer number (1542771000).

Almost surely, 2^16384226427 is an apocalyptic number.

16384226427 is a deficient number, since it is larger than the sum of its proper divisors (8300109573).

16384226427 is a wasteful number, since it uses less digits than its factorization.

16384226427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10285207 (or 10285201 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The spelling of 16384226427 in words is "sixteen billion, three hundred eighty-four million, two hundred twenty-six thousand, four hundred twenty-seven".