327601118640 has 160 divisors (see below), whose sum is σ = 1027262126016. Its totient is φ = 86356131840.

The previous prime is 327601118639. The next prime is 327601118659. The reversal of 327601118640 is 46811106723.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 20501694 + ... + 20517666.

Almost surely, 2^327601118640 is an apocalyptic number.

327601118640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 327601118640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (513631063008).

327601118640 is an abundant number, since it is smaller than the sum of its proper divisors (699661007376).

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

327601118640 is a wasteful number, since it uses less digits than its factorization.

327601118640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16967 (or 16961 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 327601118640 in words is "three hundred twenty-seven billion, six hundred one million, one hundred eighteen thousand, six hundred forty".