43434340023 has 8 divisors (see below), whose sum is σ = 57939663600. Its totient is φ = 28942621568.

The previous prime is 43434339973. The next prime is 43434340039. The reversal of 43434340023 is 32004343434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43434340023 - 2¹⁸ = 43434077879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43434340063) 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, 3393828 + ... + 3406601.

It is an arithmetic number, because the mean of its divisors is an integer number (7242457950).

Almost surely, 2^43434340023 is an apocalyptic number.

43434340023 is a deficient number, since it is larger than the sum of its proper divisors (14505323577).

43434340023 is a wasteful number, since it uses less digits than its factorization.

43434340023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6802561.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 43434340023 its reverse (32004343434), we get a palindrome (75438683457).

The spelling of 43434340023 in words is "forty-three billion, four hundred thirty-four million, three hundred forty thousand, twenty-three".