33225403216 has 20 divisors (see below), whose sum is σ = 64424122624. Its totient is φ = 16599823200.

The previous prime is 33225403199. The next prime is 33225403241. The reversal of 33225403216 is 61230452233.

It is a super-2 number, since 2×33225403216² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 783600 + ... + 824911.

Almost surely, 2^33225403216 is an apocalyptic number.

It is an amenable number.

33225403216 is a deficient number, since it is larger than the sum of its proper divisors (31198719408).

33225403216 is a wasteful number, since it uses less digits than its factorization.

33225403216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609810 (or 1609804 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 33225403216 its reverse (61230452233), we get a palindrome (94455855449).

The spelling of 33225403216 in words is "thirty-three billion, two hundred twenty-five million, four hundred three thousand, two hundred sixteen".