431411431144 has 16 divisors (see below), whose sum is σ = 808918643520. Its totient is φ = 215699792880.

The previous prime is 431411431141. The next prime is 431411431151. The reversal of 431411431144 is 441134114134.

It is a happy number.

It is a super-2 number, since 2×431411431144² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (431411431141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422752 + ... + 1020559.

It is an arithmetic number, because the mean of its divisors is an integer number (50557415220).

Almost surely, 2^431411431144 is an apocalyptic number.

It is an amenable number.

431411431144 is a deficient number, since it is larger than the sum of its proper divisors (377507212376).

431411431144 is a wasteful number, since it uses less digits than its factorization.

431411431144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1480680 (or 1480676 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

Adding to 431411431144 its reverse (441134114134), we get a palindrome (872545545278).

The spelling of 431411431144 in words is "four hundred thirty-one billion, four hundred eleven million, four hundred thirty-one thousand, one hundred forty-four".