43324675685 has 16 divisors (see below), whose sum is σ = 53365124592. Its totient is φ = 33753984000.

The previous prime is 43324675649. The next prime is 43324675721. The reversal of 43324675685 is 58657642334.

It is an interprime number because it is at equal distance from previous prime (43324675649) and next prime (43324675721).

It can be written as a sum of positive squares in 8 ways, for example, as 474847681 + 42849828004 = 21791^2 + 207002^2 .

It is a de Polignac number, because none of the positive numbers 2^k-43324675685 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672404 + ... + 734013.

It is an arithmetic number, because the mean of its divisors is an integer number (3335320287).

Almost surely, 2^43324675685 is an apocalyptic number.

It is an amenable number.

43324675685 is a deficient number, since it is larger than the sum of its proper divisors (10040448907).

43324675685 is a wasteful number, since it uses less digits than its factorization.

43324675685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406584.

The product of its digits is 14515200, while the sum is 53.

The spelling of 43324675685 in words is "forty-three billion, three hundred twenty-four million, six hundred seventy-five thousand, six hundred eighty-five".