531541523254232 has 8 divisors (see below), whose sum is σ = 996640356101700. Its totient is φ = 265770761627112.

The previous prime is 531541523254199. The next prime is 531541523254243. The reversal of 531541523254232 is 232452325145135.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33221345203382 + ... + 33221345203397.

Almost surely, 2^{531541523254232} is an apocalyptic number.

It is an amenable number.

531541523254232 is a deficient number, since it is larger than the sum of its proper divisors (465098832847468).

531541523254232 is a wasteful number, since it uses less digits than its factorization.

531541523254232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66442690406785 (or 66442690406781 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 47.

Adding to 531541523254232 its reverse (232452325145135), we get a palindrome (763993848399367).

The spelling of 531541523254232 in words is "five hundred thirty-one trillion, five hundred forty-one billion, five hundred twenty-three million, two hundred fifty-four thousand, two hundred thirty-two".