325220165622 has 48 divisors (see below), whose sum is σ = 789477962832. Its totient is φ = 95888007360.

The previous prime is 325220165591. The next prime is 325220165629. The reversal of 325220165622 is 226561022523.

325220165622 is a `hidden beast` number, since 3 + 2 + 5 + 2 + 20 + 1 + 6 + 5 + 622 = 666.

It is a super-2 number, since 2×325220165622² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325220165629) 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 23 ways as a sum of consecutive naturals, for example, 22188973 + ... + 22203624.

It is an arithmetic number, because the mean of its divisors is an integer number (16447457559).

Almost surely, 2^325220165622 is an apocalyptic number.

325220165622 is an abundant number, since it is smaller than the sum of its proper divisors (464257797210).

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

325220165622 is a wasteful number, since it uses less digits than its factorization.

325220165622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44392653 (or 44392650 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 325220165622 in words is "three hundred twenty-five billion, two hundred twenty million, one hundred sixty-five thousand, six hundred twenty-two".