431716405016 has 32 divisors (see below), whose sum is σ = 923013584640. Its totient is φ = 187532917248.

The previous prime is 431716404997. The next prime is 431716405019. The reversal of 431716405016 is 610504617134.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431716405019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122089976 + ... + 122093511.

It is an arithmetic number, because the mean of its divisors is an integer number (28844174520).

Almost surely, 2^431716405016 is an apocalyptic number.

It is an amenable number.

431716405016 is an abundant number, since it is smaller than the sum of its proper divisors (491297179624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431716405016 is a wasteful number, since it uses less digits than its factorization.

431716405016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244183523 (or 244183519 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 431716405016 in words is "four hundred thirty-one billion, seven hundred sixteen million, four hundred five thousand, sixteen".