327638045500 has 48 divisors (see below), whose sum is σ = 727292075328. Its totient is φ = 128906760000.

The previous prime is 327638045491. The next prime is 327638045503. The reversal of 327638045500 is 5540836723.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327638045503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5340616 + ... + 5401615.

It is an arithmetic number, because the mean of its divisors is an integer number (15151918236).

Almost surely, 2^327638045500 is an apocalyptic number.

It is an amenable number.

327638045500 is an abundant number, since it is smaller than the sum of its proper divisors (399654029828).

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

327638045500 is a wasteful number, since it uses less digits than its factorization.

327638045500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10742311 (or 10742299 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 327638045500 in words is "three hundred twenty-seven billion, six hundred thirty-eight million, forty-five thousand, five hundred".