132081216 has 28 divisors (see below), whose sum is σ = 349465392. Its totient is φ = 44027008.

The previous prime is 132081197. The next prime is 132081221. The reversal of 132081216 is 612180231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343770 + ... + 344153.

Almost surely, 2^132081216 is an apocalyptic number.

132081216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

132081216 is an abundant number, since it is smaller than the sum of its proper divisors (217384176).

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

132081216 is an equidigital number, since it uses as much as digits as its factorization.

132081216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687938 (or 687928 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 132081216 is about 11492.6592223036. The cubic root of 132081216 is about 509.2687405334.

The spelling of 132081216 in words is "one hundred thirty-two million, eighty-one thousand, two hundred sixteen".