133054552445166 has 128 divisors (see below), whose sum is σ = 326259725299200. Its totient is φ = 39856876519680.

The previous prime is 133054552445039. The next prime is 133054552445189. The reversal of 133054552445166 is 661544255450331.

133054552445166 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 5 + 4 + 5 + 524 + 4 + 51 + 66 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 219461241 + ... + 220066683.

It is an arithmetic number, because the mean of its divisors is an integer number (2548904103900).

Almost surely, 2^{133054552445166} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133054552445166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163129862649600).

133054552445166 is an abundant number, since it is smaller than the sum of its proper divisors (193205172854034).

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

133054552445166 is a wasteful number, since it uses less digits than its factorization.

133054552445166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609711 (or 609705 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 133054552445166 in words is "one hundred thirty-three trillion, fifty-four billion, five hundred fifty-two million, four hundred forty-five thousand, one hundred sixty-six".