16021165226 has 16 divisors (see below), whose sum is σ = 26246861568. Its totient is φ = 7273900800.

The previous prime is 16021165219. The next prime is 16021165229. The reversal of 16021165226 is 62256112061.

It is a junction number, because it is equal to n+sod(n) for n = 16021165192 and 16021165201.

It is not an unprimeable number, because it can be changed into a prime (16021165229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402935 + ... + 440906.

It is an arithmetic number, because the mean of its divisors is an integer number (1640428848).

Almost surely, 2^16021165226 is an apocalyptic number.

16021165226 is a deficient number, since it is larger than the sum of its proper divisors (10225696342).

16021165226 is a wasteful number, since it uses less digits than its factorization.

16021165226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844717.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 16021165226 its reverse (62256112061), we get a palindrome (78277277287).

The spelling of 16021165226 in words is "sixteen billion, twenty-one million, one hundred sixty-five thousand, two hundred twenty-six".