43530523004345 has 16 divisors (see below), whose sum is σ = 58069501658112. Its totient is φ = 31108661599680.

The previous prime is 43530523004329. The next prime is 43530523004377. The reversal of 43530523004345 is 54340032503534.

It is not a de Polignac number, because 43530523004345 - 2⁴ = 43530523004329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10801616597 + ... + 10801620626.

It is an arithmetic number, because the mean of its divisors is an integer number (3629343853632).

Almost surely, 2^{43530523004345} is an apocalyptic number.

It is an amenable number.

43530523004345 is a deficient number, since it is larger than the sum of its proper divisors (14538978653767).

43530523004345 is a wasteful number, since it uses less digits than its factorization.

43530523004345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21603237272.

The product of its (nonzero) digits is 1296000, while the sum is 41.

Adding to 43530523004345 its reverse (54340032503534), we get a palindrome (97870555507879).

The spelling of 43530523004345 in words is "forty-three trillion, five hundred thirty billion, five hundred twenty-three million, four thousand, three hundred forty-five".