133466801333472 has 72 divisors (see below), whose sum is σ = 379548122125536. Its totient is φ = 44488710383616.

The previous prime is 133466801333353. The next prime is 133466801333477. The reversal of 133466801333472 is 274333108664331.

133466801333472 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 66 + 80 + 1 + 3 + 33 + 472 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133466801333477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62288313 + ... + 64395399.

It is an arithmetic number, because the mean of its divisors is an integer number (5271501696188).

Almost surely, 2^{133466801333472} is an apocalyptic number.

133466801333472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133466801333472 is an abundant number, since it is smaller than the sum of its proper divisors (246081320792064).

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

133466801333472 is a wasteful number, since it uses less digits than its factorization.

133466801333472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327040 (or 2327029 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 54.

The spelling of 133466801333472 in words is "one hundred thirty-three trillion, four hundred sixty-six billion, eight hundred one million, three hundred thirty-three thousand, four hundred seventy-two".