431044040312 has 8 divisors (see below), whose sum is σ = 808207575600. Its totient is φ = 215522020152.

The previous prime is 431044040293. The next prime is 431044040327. The reversal of 431044040312 is 213040440134.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 26940252512 + ... + 26940252527.

It is an arithmetic number, because the mean of its divisors is an integer number (101025946950).

Almost surely, 2^431044040312 is an apocalyptic number.

It is an amenable number.

431044040312 is a deficient number, since it is larger than the sum of its proper divisors (377163535288).

431044040312 is a wasteful number, since it uses less digits than its factorization.

431044040312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53880505045 (or 53880505041 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 431044040312 its reverse (213040440134), we get a palindrome (644084480446).

The spelling of 431044040312 in words is "four hundred thirty-one billion, forty-four million, forty thousand, three hundred twelve".