32404323406 has 32 divisors (see below), whose sum is σ = 60716275200. Its totient is φ = 12627955296.

The previous prime is 32404323403. The next prime is 32404323449. The reversal of 32404323406 is 60432340423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32404323403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1316506 + ... + 1340893.

It is an arithmetic number, because the mean of its divisors is an integer number (1897383600).

Almost surely, 2^32404323406 is an apocalyptic number.

32404323406 is a deficient number, since it is larger than the sum of its proper divisors (28311951794).

32404323406 is a wasteful number, since it uses less digits than its factorization.

32404323406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2657488.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 32404323406 its reverse (60432340423), we get a palindrome (92836663829).

The spelling of 32404323406 in words is "thirty-two billion, four hundred four million, three hundred twenty-three thousand, four hundred six".