325661302133 has 4 divisors (see below), whose sum is σ = 331180985280. Its totient is φ = 320141618988.

The previous prime is 325661302123. The next prime is 325661302147. The reversal of 325661302133 is 331203166523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 325661302133 - 2⁶ = 325661302069 is a prime.

It is a super-2 number, since 2×325661302133² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 325661302093 and 325661302102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325661302103) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2759841485 + ... + 2759841602.

It is an arithmetic number, because the mean of its divisors is an integer number (82795246320).

Almost surely, 2^325661302133 is an apocalyptic number.

It is an amenable number.

325661302133 is a deficient number, since it is larger than the sum of its proper divisors (5519683147).

325661302133 is an equidigital number, since it uses as much as digits as its factorization.

325661302133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519683146.

The product of its (nonzero) digits is 58320, while the sum is 35.

Adding to 325661302133 its reverse (331203166523), we get a palindrome (656864468656).

The spelling of 325661302133 in words is "three hundred twenty-five billion, six hundred sixty-one million, three hundred two thousand, one hundred thirty-three".