327540135321 has 32 divisors (see below), whose sum is σ = 554806016000. Its totient is φ = 187084553040.

The previous prime is 327540135313. The next prime is 327540135401. The reversal of 327540135321 is 123531045723.

327540135321 is a `hidden beast` number, since 3 + 2 + 75 + 40 + 13 + 532 + 1 = 666.

It is not a de Polignac number, because 327540135321 - 2³ = 327540135313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (327540135301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61830 + ... + 811728.

It is an arithmetic number, because the mean of its divisors is an integer number (17337688000).

Almost surely, 2^327540135321 is an apocalyptic number.

It is an amenable number.

327540135321 is a deficient number, since it is larger than the sum of its proper divisors (227265880679).

327540135321 is a wasteful number, since it uses less digits than its factorization.

327540135321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752226 (or 752220 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The spelling of 327540135321 in words is "three hundred twenty-seven billion, five hundred forty million, one hundred thirty-five thousand, three hundred twenty-one".