132404312391 has 8 divisors (see below), whose sum is σ = 190119012720. Its totient is φ = 81479576832.

The previous prime is 132404312377. The next prime is 132404312413. The reversal of 132404312391 is 193213404231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 132404312391 - 2¹⁹ = 132403788103 is a prime.

It is a super-2 number, since 2×132404312391² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132404312321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1697491146 + ... + 1697491223.

It is an arithmetic number, because the mean of its divisors is an integer number (23764876590).

Almost surely, 2^132404312391 is an apocalyptic number.

132404312391 is a deficient number, since it is larger than the sum of its proper divisors (57714700329).

132404312391 is a wasteful number, since it uses less digits than its factorization.

132404312391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3394982385.

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 132404312391 in words is "one hundred thirty-two billion, four hundred four million, three hundred twelve thousand, three hundred ninety-one".