16033321331332 has 6 divisors (see below), whose sum is σ = 28058312329838. Its totient is φ = 8016660665664.

The previous prime is 16033321331323. The next prime is 16033321331333. The reversal of 16033321331332 is 23313312333061.

It can be written as a sum of positive squares in only one way, i.e., 11075956739136 + 4957364592196 = 3328056^2 + 2226514^2 .

It is not an unprimeable number, because it can be changed into a prime (16033321331333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2004165166413 + ... + 2004165166420.

Almost surely, 2^{16033321331332} is an apocalyptic number.

It is an amenable number.

16033321331332 is a deficient number, since it is larger than the sum of its proper divisors (12024990998506).

16033321331332 is a wasteful number, since it uses less digits than its factorization.

16033321331332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008330332837 (or 4008330332835 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 34.

Adding to 16033321331332 its reverse (23313312333061), we get a palindrome (39346633664393).

The spelling of 16033321331332 in words is "sixteen trillion, thirty-three billion, three hundred twenty-one million, three hundred thirty-one thousand, three hundred thirty-two".