133358016 has 112 divisors (see below), whose sum is σ = 387998208. Its totient is φ = 40089600.

The previous prime is 133357997. The next prime is 133358021. The reversal of 133358016 is 610853331.

133358016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491961 + ... + 492231.

Almost surely, 2^133358016 is an apocalyptic number.

133358016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133358016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193999104).

133358016 is an abundant number, since it is smaller than the sum of its proper divisors (254640192).

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

133358016 is a wasteful number, since it uses less digits than its factorization.

133358016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 133358016 is about 11548.0741251518. The cubic root of 133358016 is about 510.9044772511.

The spelling of 133358016 in words is "one hundred thirty-three million, three hundred fifty-eight thousand, sixteen".