33020320646416 has 40 divisors (see below), whose sum is σ = 64085871009600. Its totient is φ = 16482033250176.

The previous prime is 33020320646371. The next prime is 33020320646419. The reversal of 33020320646416 is 61464602302033.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (33020320646419) by changing a digit.

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, 511015326 + ... + 511079938.

It is an arithmetic number, because the mean of its divisors is an integer number (1602146775240).

Almost surely, 2^{33020320646416} is an apocalyptic number.

It is an amenable number.

33020320646416 is a deficient number, since it is larger than the sum of its proper divisors (31065550363184).

33020320646416 is a wasteful number, since it uses less digits than its factorization.

33020320646416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118543 (or 118537 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 40.

Adding to 33020320646416 its reverse (61464602302033), we get a palindrome (94484922948449).

The spelling of 33020320646416 in words is "thirty-three trillion, twenty billion, three hundred twenty million, six hundred forty-six thousand, four hundred sixteen".