43025553425 has 6 divisors (see below), whose sum is σ = 53351686278. Its totient is φ = 34420442720.

The previous prime is 43025553421. The next prime is 43025553443. The reversal of 43025553425 is 52435552034.

It can be written as a sum of positive squares in 3 ways, for example, as 10174353424 + 32851200001 = 100868^2 + 181249^2 .

It is not a de Polignac number, because 43025553425 - 2² = 43025553421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43025553421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 860511044 + ... + 860511093.

It is an arithmetic number, because the mean of its divisors is an integer number (8891947713).

Almost surely, 2^43025553425 is an apocalyptic number.

It is an amenable number.

43025553425 is a deficient number, since it is larger than the sum of its proper divisors (10326132853).

43025553425 is a wasteful number, since it uses less digits than its factorization.

43025553425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1721022147 (or 1721022142 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 43025553425 in words is "forty-three billion, twenty-five million, five hundred fifty-three thousand, four hundred twenty-five".