132640056 has 48 divisors (see below), whose sum is σ = 360336600. Its totient is φ = 44077632.

The previous prime is 132640021. The next prime is 132640073. The reversal of 132640056 is 650046231.

132640056 is a `hidden beast` number, since 13 + 2 + 640 + 0 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22330 + ... + 27638.

Almost surely, 2^132640056 is an apocalyptic number.

It is an amenable number.

132640056 is an abundant number, since it is smaller than the sum of its proper divisors (227696544).

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

132640056 is a wasteful number, since it uses less digits than its factorization.

132640056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5668 (or 5661 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 132640056 is about 11516.9464703106. The cubic root of 132640056 is about 509.9859742394.

Adding to 132640056 its reverse (650046231), we get a palindrome (782686287).

The spelling of 132640056 in words is "one hundred thirty-two million, six hundred forty thousand, fifty-six".