43093966885 has 8 divisors (see below), whose sum is σ = 51913978776. Its totient is φ = 34341027840.

The previous prime is 43093966879. The next prime is 43093966889. The reversal of 43093966885 is 58866939034.

It can be written as a sum of positive squares in 4 ways, for example, as 17986296769 + 25107670116 = 134113^2 + 158454^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43093966885 - 2¹³ = 43093958693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43093966889) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16766796 + ... + 16769365.

It is an arithmetic number, because the mean of its divisors is an integer number (6489247347).

Almost surely, 2^43093966885 is an apocalyptic number.

It is an amenable number.

43093966885 is a deficient number, since it is larger than the sum of its proper divisors (8820011891).

43093966885 is a wasteful number, since it uses less digits than its factorization.

43093966885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33536423.

The product of its (nonzero) digits is 33592320, while the sum is 61.

The spelling of 43093966885 in words is "forty-three billion, ninety-three million, nine hundred sixty-six thousand, eight hundred eighty-five".