431630541503445 has 16 divisors (see below), whose sum is σ = 690917311687680. Its totient is φ = 230100140374464.

The previous prime is 431630541503377. The next prime is 431630541503477. The reversal of 431630541503445 is 544305145036134.

It is not a de Polignac number, because 431630541503445 - 2²¹ = 431630539406293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 431630541503394 and 431630541503403.

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 15 ways as a sum of consecutive naturals, for example, 6425908674 + ... + 6425975843.

It is an arithmetic number, because the mean of its divisors is an integer number (43182331980480).

Almost surely, 2^{431630541503445} is an apocalyptic number.

It is an amenable number.

431630541503445 is a deficient number, since it is larger than the sum of its proper divisors (259286770184235).

431630541503445 is a wasteful number, since it uses less digits than its factorization.

431630541503445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12851886764.

The product of its (nonzero) digits is 5184000, while the sum is 48.

Adding to 431630541503445 its reverse (544305145036134), we get a palindrome (975935686539579).

The spelling of 431630541503445 in words is "four hundred thirty-one trillion, six hundred thirty billion, five hundred forty-one million, five hundred three thousand, four hundred forty-five".