132659394639 has 4 divisors (see below), whose sum is σ = 176879192856. Its totient is φ = 88439596424.

The previous prime is 132659394509. The next prime is 132659394649. The reversal of 132659394639 is 936493956231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 132659394639 - 2¹⁷ = 132659263567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132659394649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22109899104 + ... + 22109899109.

It is an arithmetic number, because the mean of its divisors is an integer number (44219798214).

Almost surely, 2^132659394639 is an apocalyptic number.

132659394639 is a deficient number, since it is larger than the sum of its proper divisors (44219798217).

132659394639 is an equidigital number, since it uses as much as digits as its factorization.

132659394639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44219798216.

The product of its digits is 28343520, while the sum is 60.

The spelling of 132659394639 in words is "one hundred thirty-two billion, six hundred fifty-nine million, three hundred ninety-four thousand, six hundred thirty-nine".