431132433333125 has 40 divisors (see below), whose sum is σ = 543578539155960. Its totient is φ = 341818646400000.

The previous prime is 431132433333113. The next prime is 431132433333157. The reversal of 431132433333125 is 521333334231134.

It can be written as a sum of positive squares in 20 ways, for example, as 360866898271009 + 70265535062116 = 18996497^2 + 8382454^2 .

It is not a de Polignac number, because 431132433333125 - 2²⁰ = 431132432284549 is a prime.

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 47271671 + ... + 55649579.

It is an arithmetic number, because the mean of its divisors is an integer number (13589463478899).

Almost surely, 2^{431132433333125} is an apocalyptic number.

It is an amenable number.

431132433333125 is a deficient number, since it is larger than the sum of its proper divisors (112446105822835).

431132433333125 is an equidigital number, since it uses as much as digits as its factorization.

431132433333125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8378667 (or 8378652 counting only the distinct ones).

The product of its digits is 699840, while the sum is 41.

Adding to 431132433333125 its reverse (521333334231134), we get a palindrome (952465767564259).

The spelling of 431132433333125 in words is "four hundred thirty-one trillion, one hundred thirty-two billion, four hundred thirty-three million, three hundred thirty-three thousand, one hundred twenty-five".