133445018916 has 72 divisors (see below), whose sum is σ = 380279537120. Its totient is φ = 40437880560.

The previous prime is 133445018909. The next prime is 133445018929. The reversal of 133445018916 is 619810544331.

133445018916 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 450 + 189 + 16 = 666.

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, 5092726 + ... + 5118861.

Almost surely, 2^133445018916 is an apocalyptic number.

It is an amenable number.

133445018916 is an abundant number, since it is smaller than the sum of its proper divisors (246834518204).

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

133445018916 is a wasteful number, since it uses less digits than its factorization.

133445018916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10211622 (or 10211603 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 133445018916 in words is "one hundred thirty-three billion, four hundred forty-five million, eighteen thousand, nine hundred sixteen".