1327528880 has 20 divisors (see below), whose sum is σ = 3086504832. Its totient is φ = 531011520.

The previous prime is 1327528847. The next prime is 1327528889. The reversal of 1327528880 is 888257231.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (1327528889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8296976 + ... + 8297135.

Almost surely, 2^1327528880 is an apocalyptic number.

1327528880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1327528880 is an abundant number, since it is smaller than the sum of its proper divisors (1758975952).

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

1327528880 is a wasteful number, since it uses less digits than its factorization.

1327528880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16594124 (or 16594118 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The square root of 1327528880 is about 36435.2697259126. The cubic root of 1327528880 is about 1099.0429361354.

The spelling of 1327528880 in words is "one billion, three hundred twenty-seven million, five hundred twenty-eight thousand, eight hundred eighty".