133261005204325 has 24 divisors (see below), whose sum is σ = 166057373210400. Its totient is φ = 106085070638400.

The previous prime is 133261005204281. The next prime is 133261005204331. The reversal of 133261005204325 is 523402500162331.

It is not a de Polignac number, because 133261005204325 - 2⁹ = 133261005203813 is a prime.

It is a congruent number.

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, 11383650 + ... + 19902499.

It is an arithmetic number, because the mean of its divisors is an integer number (6919057217100).

Almost surely, 2^{133261005204325} is an apocalyptic number.

It is an amenable number.

133261005204325 is a deficient number, since it is larger than the sum of its proper divisors (32796368006075).

133261005204325 is a wasteful number, since it uses less digits than its factorization.

133261005204325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31286997 (or 31286992 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 133261005204325 its reverse (523402500162331), we get a palindrome (656663505366656).

The spelling of 133261005204325 in words is "one hundred thirty-three trillion, two hundred sixty-one billion, five million, two hundred four thousand, three hundred twenty-five".