33116225500 has 24 divisors (see below), whose sum is σ = 72325837584. Its totient is φ = 13246490000.

The previous prime is 33116225491. The next prime is 33116225533. The reversal of 33116225500 is 552261133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33115726 + ... + 33116725.

It is an arithmetic number, because the mean of its divisors is an integer number (3013576566).

Almost surely, 2^33116225500 is an apocalyptic number.

It is an amenable number.

33116225500 is an abundant number, since it is smaller than the sum of its proper divisors (39209612084).

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

33116225500 is a wasteful number, since it uses less digits than its factorization.

33116225500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66232470 (or 66232458 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 33116225500 its reverse (552261133), we get a palindrome (33668486633).

The spelling of 33116225500 in words is "thirty-three billion, one hundred sixteen million, two hundred twenty-five thousand, five hundred".