132394332681 has 64 divisors (see below), whose sum is σ = 218246192640. Its totient is φ = 78809552640.

The previous prime is 132394332647. The next prime is 132394332689. The reversal of 132394332681 is 186233493231.

132394332681 is a `hidden beast` number, since 1 + 3 + 239 + 4 + 332 + 6 + 81 = 666.

It is not a de Polignac number, because 132394332681 - 2⁶ = 132394332617 is a prime.

It is a super-2 number, since 2×132394332681² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (132394332689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1270695 + ... + 1370931.

It is an arithmetic number, because the mean of its divisors is an integer number (3410096760).

Almost surely, 2^132394332681 is an apocalyptic number.

It is an amenable number.

132394332681 is a deficient number, since it is larger than the sum of its proper divisors (85851859959).

132394332681 is a wasteful number, since it uses less digits than its factorization.

132394332681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100383 (or 100377 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The spelling of 132394332681 in words is "one hundred thirty-two billion, three hundred ninety-four million, three hundred thirty-two thousand, six hundred eighty-one".