325150536221 has 16 divisors (see below), whose sum is σ = 379246454400. Its totient is φ = 278654775840.

The previous prime is 325150536209. The next prime is 325150536371. The reversal of 325150536221 is 122635051523.

It is a de Polignac number, because none of the positive numbers 2^k-325150536221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325150536521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2107310 + ... + 2256336.

It is an arithmetic number, because the mean of its divisors is an integer number (23702903400).

Almost surely, 2^325150536221 is an apocalyptic number.

It is an amenable number.

325150536221 is a deficient number, since it is larger than the sum of its proper divisors (54095918179).

325150536221 is an equidigital number, since it uses as much as digits as its factorization.

325150536221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155409 (or 155395 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 325150536221 its reverse (122635051523), we get a palindrome (447785587744).

The spelling of 325150536221 in words is "three hundred twenty-five billion, one hundred fifty million, five hundred thirty-six thousand, two hundred twenty-one".