325415435425221 has 16 divisors (see below), whose sum is σ = 450358105154048. Its totient is φ = 208785522628800.

The previous prime is 325415435425211. The next prime is 325415435425229. The reversal of 325415435425221 is 122524534514523.

It is not a de Polignac number, because 325415435425221 - 2⁵ = 325415435425189 is a prime.

It is a super-3 number, since 3×325415435425221³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325415435425229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9665979586 + ... + 9666013251.

It is an arithmetic number, because the mean of its divisors is an integer number (28147381572128).

Almost surely, 2^{325415435425221} is an apocalyptic number.

325415435425221 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

325415435425221 is a deficient number, since it is larger than the sum of its proper divisors (124942669728827).

325415435425221 is a wasteful number, since it uses less digits than its factorization.

325415435425221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19331993052.

The product of its digits is 5760000, while the sum is 48.

Adding to 325415435425221 its reverse (122524534514523), we get a palindrome (447939969939744).

The spelling of 325415435425221 in words is "three hundred twenty-five trillion, four hundred fifteen billion, four hundred thirty-five million, four hundred twenty-five thousand, two hundred twenty-one".