132320446812 has 144 divisors (see below), whose sum is σ = 353046133440. Its totient is φ = 41722297344.

The previous prime is 132320446793. The next prime is 132320446837. The reversal of 132320446812 is 218644023231.

132320446812 is a `hidden beast` number, since 132 + 3 + 2 + 0 + 446 + 81 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53504808 + ... + 53507280.

It is an arithmetic number, because the mean of its divisors is an integer number (2451709260).

Almost surely, 2^132320446812 is an apocalyptic number.

132320446812 is a gapful number since it is divisible by the number (12) 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 132320446812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176523066720).

132320446812 is an abundant number, since it is smaller than the sum of its proper divisors (220725686628).

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

132320446812 is a wasteful number, since it uses less digits than its factorization.

132320446812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532 (or 3527 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 132320446812 in words is "one hundred thirty-two billion, three hundred twenty million, four hundred forty-six thousand, eight hundred twelve".