327472396543872 has 96 divisors (see below), whose sum is σ = 942614001225000. Its totient is φ = 109125254870016.

The previous prime is 327472396543757. The next prime is 327472396543879. The reversal of 327472396543872 is 278345693274723.

327472396543872 is a `hidden beast` number, since 3 + 2 + 7 + 4 + 7 + 2 + 3 + 9 + 6 + 543 + 8 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 327472396543872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (327472396543879) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38035122 + ... + 45843377.

Almost surely, 2^{327472396543872} is an apocalyptic number.

327472396543872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

327472396543872 is an abundant number, since it is smaller than the sum of its proper divisors (615141604681128).

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

327472396543872 is a wasteful number, since it uses less digits than its factorization.

327472396543872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83881908 (or 83881893 counting only the distinct ones).

The product of its digits is 2560481280, while the sum is 72.

The spelling of 327472396543872 in words is "three hundred twenty-seven trillion, four hundred seventy-two billion, three hundred ninety-six million, five hundred forty-three thousand, eight hundred seventy-two".