325503124220 has 48 divisors (see below), whose sum is σ = 719798032800. Its totient is φ = 123303156480.

The previous prime is 325503124157. The next prime is 325503124237. The reversal of 325503124220 is 22421305523.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 885326 + ... + 1197834.

It is an arithmetic number, because the mean of its divisors is an integer number (14995792350).

Almost surely, 2^325503124220 is an apocalyptic number.

It is an amenable number.

325503124220 is an abundant number, since it is smaller than the sum of its proper divisors (394294908580).

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

325503124220 is a wasteful number, since it uses less digits than its factorization.

325503124220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315278 (or 315276 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 325503124220 its reverse (22421305523), we get a palindrome (347924429743).

The spelling of 325503124220 in words is "three hundred twenty-five billion, five hundred three million, one hundred twenty-four thousand, two hundred twenty".