16321204522 has 16 divisors (see below), whose sum is σ = 28009942272. Its totient is φ = 6987118320.

The previous prime is 16321204517. The next prime is 16321204561. The reversal of 16321204522 is 22540212361.

16321204522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×16321204522³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 627093 + ... + 652600.

It is an arithmetic number, because the mean of its divisors is an integer number (1750621392).

Almost surely, 2^16321204522 is an apocalyptic number.

16321204522 is a deficient number, since it is larger than the sum of its proper divisors (11688737750).

16321204522 is a wasteful number, since it uses less digits than its factorization.

16321204522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280613.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 16321204522 its reverse (22540212361), we get a palindrome (38861416883).

The spelling of 16321204522 in words is "sixteen billion, three hundred twenty-one million, two hundred four thousand, five hundred twenty-two".