16005412204 has 24 divisors (see below), whose sum is σ = 29560688640. Its totient is φ = 7561702224.

The previous prime is 16005412117. The next prime is 16005412249. The reversal of 16005412204 is 40221450061.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245824 + ... + 304039.

It is an arithmetic number, because the mean of its divisors is an integer number (1231695360).

Almost surely, 2^16005412204 is an apocalyptic number.

It is an amenable number.

16005412204 is a deficient number, since it is larger than the sum of its proper divisors (13555276436).

16005412204 is a wasteful number, since it uses less digits than its factorization.

16005412204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550269 (or 550267 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 16005412204 its reverse (40221450061), we get a palindrome (56226862265).

The spelling of 16005412204 in words is "sixteen billion, five million, four hundred twelve thousand, two hundred four".