43253575825 has 6 divisors (see below), whose sum is σ = 53634434054. Its totient is φ = 34602860640.

The previous prime is 43253575823. The next prime is 43253575837. The reversal of 43253575825 is 52857535234.

It can be written as a sum of positive squares in 3 ways, for example, as 4950388881 + 38303186944 = 70359^2 + 195712^2 .

It is not a de Polignac number, because 43253575825 - 2¹ = 43253575823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43253575823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 865071492 + ... + 865071541.

Almost surely, 2^43253575825 is an apocalyptic number.

It is an amenable number.

43253575825 is a deficient number, since it is larger than the sum of its proper divisors (10380858229).

43253575825 is a wasteful number, since it uses less digits than its factorization.

43253575825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730143043 (or 1730143038 counting only the distinct ones).

The product of its digits is 5040000, while the sum is 49.

The spelling of 43253575825 in words is "forty-three billion, two hundred fifty-three million, five hundred seventy-five thousand, eight hundred twenty-five".