43340425225 has 6 divisors (see below), whose sum is σ = 53742127310. Its totient is φ = 34672340160.

The previous prime is 43340425201. The next prime is 43340425241. The reversal of 43340425225 is 52252404334.

It can be written as a sum of positive squares in 3 ways, for example, as 236021769 + 43104403456 = 15363^2 + 207616^2 .

It is not a de Polignac number, because 43340425225 - 2²⁷ = 43206207497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 866808480 + ... + 866808529.

Almost surely, 2^43340425225 is an apocalyptic number.

It is an amenable number.

43340425225 is a deficient number, since it is larger than the sum of its proper divisors (10401702085).

43340425225 is a wasteful number, since it uses less digits than its factorization.

43340425225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733617019 (or 1733617014 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 43340425225 its reverse (52252404334), we get a palindrome (95592829559).

The spelling of 43340425225 in words is "forty-three billion, three hundred forty million, four hundred twenty-five thousand, two hundred twenty-five".