12016033447 has 32 divisors (see below), whose sum is σ = 13913752320. Its totient is φ = 10262603520.

The previous prime is 12016033439. The next prime is 12016033453. The reversal of 12016033447 is 74433061021.

It is a cyclic number.

It is not a de Polignac number, because 12016033447 - 2³ = 12016033439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12016033417) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21572493 + ... + 21573049.

It is an arithmetic number, because the mean of its divisors is an integer number (434804760).

Almost surely, 2^12016033447 is an apocalyptic number.

12016033447 is a deficient number, since it is larger than the sum of its proper divisors (1897718873).

12016033447 is a wasteful number, since it uses less digits than its factorization.

12016033447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1263.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 12016033447 its reverse (74433061021), we get a palindrome (86449094468).

The spelling of 12016033447 in words is "twelve billion, sixteen million, thirty-three thousand, four hundred forty-seven".