43125445605 has 64 divisors (see below), whose sum is σ = 79568179200. Its totient is φ = 19725592320.

The previous prime is 43125445603. The next prime is 43125445621. The reversal of 43125445605 is 50654452134.

It is not a de Polignac number, because 43125445605 - 2¹ = 43125445603 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43125445603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 720487 + ... + 778043.

It is an arithmetic number, because the mean of its divisors is an integer number (1243252800).

Almost surely, 2^43125445605 is an apocalyptic number.

It is an amenable number.

43125445605 is a deficient number, since it is larger than the sum of its proper divisors (36442733595).

43125445605 is a wasteful number, since it uses less digits than its factorization.

43125445605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57834.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 43125445605 its reverse (50654452134), we get a palindrome (93779897739).

The spelling of 43125445605 in words is "forty-three billion, one hundred twenty-five million, four hundred forty-five thousand, six hundred five".