32440134321 has 24 divisors (see below), whose sum is σ = 53556894144. Its totient is φ = 18535514400.

The previous prime is 32440134317. The next prime is 32440134343. The reversal of 32440134321 is 12343104423.

32440134321 is a `hidden beast` number, since 324 + 4 + 0 + 13 + 4 + 321 = 666.

It is not a de Polignac number, because 32440134321 - 2² = 32440134317 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32440134301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1049530 + ... + 1079996.

It is an arithmetic number, because the mean of its divisors is an integer number (2231537256).

Almost surely, 2^32440134321 is an apocalyptic number.

It is an amenable number.

32440134321 is a deficient number, since it is larger than the sum of its proper divisors (21116759823).

32440134321 is a wasteful number, since it uses less digits than its factorization.

32440134321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47381 (or 47378 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 32440134321 its reverse (12343104423), we get a palindrome (44783238744).

The spelling of 32440134321 in words is "thirty-two billion, four hundred forty million, one hundred thirty-four thousand, three hundred twenty-one".