133635240216 has 96 divisors (see below), whose sum is σ = 362844846000. Its totient is φ = 44432517120.

The previous prime is 133635240197. The next prime is 133635240283. The reversal of 133635240216 is 612042536331.

133635240216 is a `hidden beast` number, since 1 + 3 + 3 + 635 + 2 + 4 + 0 + 2 + 16 = 666.

133635240216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73789951 + ... + 73791761.

Almost surely, 2^133635240216 is an apocalyptic number.

It is an amenable number.

133635240216 is an abundant number, since it is smaller than the sum of its proper divisors (229209605784).

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

133635240216 is a wasteful number, since it uses less digits than its factorization.

133635240216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3849 (or 3842 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 133635240216 its reverse (612042536331), we get a palindrome (745677776547).

The spelling of 133635240216 in words is "one hundred thirty-three billion, six hundred thirty-five million, two hundred forty thousand, two hundred sixteen".