132128816 has 10 divisors (see below), whose sum is σ = 255999612. Its totient is φ = 66064400.

The previous prime is 132128807. The next prime is 132128849. The reversal of 132128816 is 618821231.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4129010 + ... + 4129041.

Almost surely, 2^132128816 is an apocalyptic number.

132128816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

132128816 is a deficient number, since it is larger than the sum of its proper divisors (123870796).

132128816 is an equidigital number, since it uses as much as digits as its factorization.

132128816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8258059 (or 8258053 counting only the distinct ones).

The product of its digits is 4608, while the sum is 32.

The square root of 132128816 is about 11494.7299228821. The cubic root of 132128816 is about 509.3299106763.

The spelling of 132128816 in words is "one hundred thirty-two million, one hundred twenty-eight thousand, eight hundred sixteen".