1327597380208 has 160 divisors (see below), whose sum is σ = 2877806880000. Its totient is φ = 588216883200.

The previous prime is 1327597380199. The next prime is 1327597380247. The reversal of 1327597380208 is 8020837957231.

It is a congruent number.

It is an unprimeable number.

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, 896418828 + ... + 896420308.

It is an arithmetic number, because the mean of its divisors is an integer number (17986293000).

Almost surely, 2^{1327597380208} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1327597380208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1438903440000).

1327597380208 is an abundant number, since it is smaller than the sum of its proper divisors (1550209499792).

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

1327597380208 is a wasteful number, since it uses less digits than its factorization.

1327597380208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231 (or 2225 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 1327597380208 in words is "one trillion, three hundred twenty-seven billion, five hundred ninety-seven million, three hundred eighty thousand, two hundred eight".