431603315636 has 12 divisors (see below), whose sum is σ = 755313552000. Its totient is φ = 215799443640.

The previous prime is 431603315621. The next prime is 431603315707. The reversal of 431603315636 is 636513306134.

It is a junction number, because it is equal to n+sod(n) for n = 431603315593 and 431603315602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67550 + ... + 931541.

It is an arithmetic number, because the mean of its divisors is an integer number (62942796000).

Almost surely, 2^431603315636 is an apocalyptic number.

It is an amenable number.

431603315636 is a deficient number, since it is larger than the sum of its proper divisors (323710236364).

431603315636 is a wasteful number, since it uses less digits than its factorization.

431603315636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107094 (or 1107092 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 41.

The spelling of 431603315636 in words is "four hundred thirty-one billion, six hundred three million, three hundred fifteen thousand, six hundred thirty-six".