132445636220 has 48 divisors (see below), whose sum is σ = 286659838080. Its totient is φ = 51375320064.

The previous prime is 132445636177. The next prime is 132445636237. The reversal of 132445636220 is 22636544231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543869 + ... + 748788.

It is an arithmetic number, because the mean of its divisors is an integer number (5972079960).

Almost surely, 2^132445636220 is an apocalyptic number.

132445636220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132445636220 is an abundant number, since it is smaller than the sum of its proper divisors (154214201860).

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

132445636220 is a wasteful number, since it uses less digits than its factorization.

132445636220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292822 (or 1292820 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 132445636220 in words is "one hundred thirty-two billion, four hundred forty-five million, six hundred thirty-six thousand, two hundred twenty".