33320066532 has 12 divisors (see below), whose sum is σ = 77746821936. Its totient is φ = 11106688840.

The previous prime is 33320066513. The next prime is 33320066557. The reversal of 33320066532 is 23566002333.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×33320066532² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33320066493 and 33320066502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1388336094 + ... + 1388336117.

It is an arithmetic number, because the mean of its divisors is an integer number (6478901828).

Almost surely, 2^33320066532 is an apocalyptic number.

It is an amenable number.

33320066532 is an abundant number, since it is smaller than the sum of its proper divisors (44426755404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33320066532 is a wasteful number, since it uses less digits than its factorization.

33320066532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776672218 (or 2776672216 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 33.

Adding to 33320066532 its reverse (23566002333), we get a palindrome (56886068865).

The spelling of 33320066532 in words is "thirty-three billion, three hundred twenty million, sixty-six thousand, five hundred thirty-two".