43875586225 has 9 divisors (see below), whose sum is σ = 54407025633. Its totient is φ = 35099631120.

The previous prime is 43875586211. The next prime is 43875586241. The reversal of 43875586225 is 52268557834.

The square root of 43875586225 is 209465.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 4331877489 + 39543708736 = 65817^2 + 198856^2 .

It is not a de Polignac number, because 43875586225 - 2¹¹ = 43875584177 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1026379 + ... + 1068271.

Almost surely, 2^43875586225 is an apocalyptic number.

43875586225 is the 209465-th square number.

43875586225 is the 104733-rd centered octagonal number.

It is an amenable number.

43875586225 is a deficient number, since it is larger than the sum of its proper divisors (10531439408).

43875586225 is an frugal number, since it uses more digits than its factorization.

43875586225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83796 (or 41898 counting only the distinct ones).

The product of its digits is 16128000, while the sum is 55.

The spelling of 43875586225 in words is "forty-three billion, eight hundred seventy-five million, five hundred eighty-six thousand, two hundred twenty-five".