234440043345 has 48 divisors (see below), whose sum is σ = 430391549952. Its totient is φ = 117645488640.

The previous prime is 234440043323. The next prime is 234440043359. The reversal of 234440043345 is 543340044432.

234440043345 is a `hidden beast` number, since 234 + 4 + 40 + 0 + 43 + 345 = 666.

It is not a de Polignac number, because 234440043345 - 2¹⁵ = 234440010577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2698230 + ... + 2783760.

It is an arithmetic number, because the mean of its divisors is an integer number (8966490624).

Almost surely, 2^234440043345 is an apocalyptic number.

It is an amenable number.

234440043345 is a deficient number, since it is larger than the sum of its proper divisors (195951506607).

234440043345 is a wasteful number, since it uses less digits than its factorization.

234440043345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89142 (or 89139 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 36.

Adding to 234440043345 its reverse (543340044432), we get a palindrome (777780087777).

The spelling of 234440043345 in words is "two hundred thirty-four billion, four hundred forty million, forty-three thousand, three hundred forty-five".