32520313413 has 36 divisors (see below), whose sum is σ = 54049367008.
Its totient is φ = 18457524000.
The previous prime is 32520313381. The next prime is 32520313429. The reversal of 32520313413 is 31431302523.
Adding to 32520313413 its reverse (31431302523), we get a palindrome (63951615936).
32520313413 is a `hidden beast` number, since 3 + 2 + 520 + 3 + 134 + 1 + 3 = 666.
It is not a de Polignac number, because 32520313413 - 25 = 32520313381 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32520313453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1387038 + ... + 1410288.
Almost surely, 232520313413 is an apocalyptic number.
It is an amenable number.
32520313413 is a deficient number, since it is larger than the sum of its proper divisors (21529053595).
32520313413 is a wasteful number, since it uses less digits than its factorization.
32520313413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23562 (or 23410 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
The spelling of 32520313413 in words is "thirty-two billion, five hundred twenty million, three hundred thirteen thousand, four hundred thirteen".