33240225504 has 24 divisors (see below), whose sum is σ = 87255592200. Its totient is φ = 11080075136.

The previous prime is 33240225481. The next prime is 33240225521. The reversal of 33240225504 is 40552204233.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×33240225504² (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, 173126079 + ... + 173126270.

It is an arithmetic number, because the mean of its divisors is an integer number (3635649675).

Almost surely, 2^33240225504 is an apocalyptic number.

It is an amenable number.

33240225504 is an abundant number, since it is smaller than the sum of its proper divisors (54015366696).

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

33240225504 is a wasteful number, since it uses less digits than its factorization.

33240225504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346252362 (or 346252354 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 33240225504 its reverse (40552204233), we get a palindrome (73792429737).

The spelling of 33240225504 in words is "thirty-three billion, two hundred forty million, two hundred twenty-five thousand, five hundred four".