133033630275 has 72 divisors (see below), whose sum is σ = 293265292320. Its totient is φ = 56137259520.

The previous prime is 133033630273. The next prime is 133033630297. The reversal of 133033630275 is 572036330331.

133033630275 is a `hidden beast` number, since 13 + 3 + 0 + 3 + 3 + 630 + 2 + 7 + 5 = 666.

It is not a de Polignac number, because 133033630275 - 2¹ = 133033630273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133033630273) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3228210 + ... + 3269159.

It is an arithmetic number, because the mean of its divisors is an integer number (4073129060).

Almost surely, 2^133033630275 is an apocalyptic number.

133033630275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133033630275 is an abundant number, since it is smaller than the sum of its proper divisors (160231662045).

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

133033630275 is a wasteful number, since it uses less digits than its factorization.

133033630275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6497405 (or 6497397 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 36.

The spelling of 133033630275 in words is "one hundred thirty-three billion, thirty-three million, six hundred thirty thousand, two hundred seventy-five".