133166255003244 has 36 divisors (see below), whose sum is σ = 336624207159240. Its totient is φ = 44387497995840.

The previous prime is 133166255003237. The next prime is 133166255003267. The reversal of 133166255003244 is 442300552661331.

133166255003244 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 6 + 62 + 550 + 0 + 32 + 4 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 133166255003244.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50943537 + ... + 53493704.

It is an arithmetic number, because the mean of its divisors is an integer number (9350672421090).

Almost surely, 2^{133166255003244} is an apocalyptic number.

It is an amenable number.

133166255003244 is an abundant number, since it is smaller than the sum of its proper divisors (203457952155996).

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

133166255003244 is a wasteful number, since it uses less digits than its factorization.

133166255003244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104472670 (or 104472665 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 133166255003244 in words is "one hundred thirty-three trillion, one hundred sixty-six billion, two hundred fifty-five million, three thousand, two hundred forty-four".