231532430513404 has 6 divisors (see below), whose sum is σ = 405181753398464. Its totient is φ = 115766215256700.

The previous prime is 231532430513401. The next prime is 231532430513429. The reversal of 231532430513404 is 404315034235132.

231532430513404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231532430513401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28941553814172 + ... + 28941553814179.

Almost surely, 2^{231532430513404} is an apocalyptic number.

It is an amenable number.

231532430513404 is a deficient number, since it is larger than the sum of its proper divisors (173649322885060).

231532430513404 is a wasteful number, since it uses less digits than its factorization.

231532430513404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57883107628355 (or 57883107628353 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 231532430513404 its reverse (404315034235132), we get a palindrome (635847464748536).

The spelling of 231532430513404 in words is "two hundred thirty-one trillion, five hundred thirty-two billion, four hundred thirty million, five hundred thirteen thousand, four hundred four".