43461332873 has 6 divisors (see below), whose sum is σ = 50557060746. Its totient is φ = 37252570992.

The previous prime is 43461332857. The next prime is 43461332909. The reversal of 43461332873 is 37823316434.

It can be written as a sum of positive squares in only one way, i.e., 33890232649 + 9571100224 = 184093^2 + 97832^2 .

It is not a de Polignac number, because 43461332873 - 2⁴ = 43461332857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43461332833) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 443482940 + ... + 443483037.

It is an arithmetic number, because the mean of its divisors is an integer number (8426176791).

Almost surely, 2^43461332873 is an apocalyptic number.

It is an amenable number.

43461332873 is a deficient number, since it is larger than the sum of its proper divisors (7095727873).

43461332873 is an equidigital number, since it uses as much as digits as its factorization.

43461332873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886965991 (or 886965984 counting only the distinct ones).

The product of its digits is 870912, while the sum is 44.

The spelling of 43461332873 in words is "forty-three billion, four hundred sixty-one million, three hundred thirty-two thousand, eight hundred seventy-three".