43241552005 has 4 divisors (see below), whose sum is σ = 51889862412. Its totient is φ = 34593241600.

The previous prime is 43241551981. The next prime is 43241552009. The reversal of 43241552005 is 50025514234.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13237422916 + 30004129089 = 115054^2 + 173217^2 .

It is not a de Polignac number, because 43241552005 - 2¹¹ = 43241549957 is a prime.

It is a super-2 number, since 2×43241552005² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43241552009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4324155196 + ... + 4324155205.

It is an arithmetic number, because the mean of its divisors is an integer number (12972465603).

Almost surely, 2^43241552005 is an apocalyptic number.

It is an amenable number.

43241552005 is a deficient number, since it is larger than the sum of its proper divisors (8648310407).

43241552005 is an equidigital number, since it uses as much as digits as its factorization.

43241552005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8648310406.

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 43241552005 in words is "forty-three billion, two hundred forty-one million, five hundred fifty-two thousand, five".