43240623324135 has 32 divisors (see below), whose sum is σ = 69599586813120. Its totient is φ = 22923873957888.

The previous prime is 43240623324061. The next prime is 43240623324257. The reversal of 43240623324135 is 53142332604234.

It is not a de Polignac number, because 43240623324135 - 2⁷ = 43240623324007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10936354 + ... + 14355663.

It is an arithmetic number, because the mean of its divisors is an integer number (2174987087910).

Almost surely, 2^{43240623324135} is an apocalyptic number.

43240623324135 is a deficient number, since it is larger than the sum of its proper divisors (26358963488985).

43240623324135 is a wasteful number, since it uses less digits than its factorization.

43240623324135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25292707.

The product of its (nonzero) digits is 1244160, while the sum is 42.

Adding to 43240623324135 its reverse (53142332604234), we get a palindrome (96382955928369).

The spelling of 43240623324135 in words is "forty-three trillion, two hundred forty billion, six hundred twenty-three million, three hundred twenty-four thousand, one hundred thirty-five".