43456560425 has 12 divisors (see below), whose sum is σ = 53889510300. Its totient is φ = 34763070720.

The previous prime is 43456560409. The next prime is 43456560449. The reversal of 43456560425 is 52406565434.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 1652259904 + 41804300521 = 40648^2 + 204461^2 .

It is not a de Polignac number, because 43456560425 - 2⁴ = 43456560409 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 441101 + ... + 530549.

It is an arithmetic number, because the mean of its divisors is an integer number (4490792525).

Almost surely, 2^43456560425 is an apocalyptic number.

It is an amenable number.

43456560425 is a deficient number, since it is larger than the sum of its proper divisors (10432949875).

43456560425 is a wasteful number, since it uses less digits than its factorization.

43456560425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108892 (or 108887 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 43456560425 in words is "forty-three billion, four hundred fifty-six million, five hundred sixty thousand, four hundred twenty-five".