34543443231 has 12 divisors (see below), whose sum is σ = 54432092520. Its totient is φ = 20935420080.

The previous prime is 34543443223. The next prime is 34543443241. The reversal of 34543443231 is 13234434543.

It is a happy number.

34543443231 is a `hidden beast` number, since 34 + 54 + 344 + 3 + 231 = 666.

34543443231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 34543443231 - 2³ = 34543443223 is a prime.

It is a super-2 number, since 2×34543443231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34543443241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 174461736 + ... + 174461933.

It is an arithmetic number, because the mean of its divisors is an integer number (4536007710).

Almost surely, 2^34543443231 is an apocalyptic number.

34543443231 is a deficient number, since it is larger than the sum of its proper divisors (19888649289).

34543443231 is a wasteful number, since it uses less digits than its factorization.

34543443231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348923686 (or 348923683 counting only the distinct ones).

The product of its digits is 207360, while the sum is 36.

Adding to 34543443231 its reverse (13234434543), we get a palindrome (47777877774).

It can be divided in two parts, 34543 and 443231, that added together give a palindrome (477774).

The spelling of 34543443231 in words is "thirty-four billion, five hundred forty-three million, four hundred forty-three thousand, two hundred thirty-one".