43242253205 has 8 divisors (see below), whose sum is σ = 51891932472. Its totient is φ = 34592983488.

The previous prime is 43242253193. The next prime is 43242253213. The reversal of 43242253205 is 50235224234.

It can be written as a sum of positive squares in 4 ways, for example, as 5322869764 + 37919383441 = 72958^2 + 194729^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 43242253205 - 2¹⁶ = 43242187669 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 7 ways as a sum of consecutive naturals, for example, 225179 + ... + 370391.

It is an arithmetic number, because the mean of its divisors is an integer number (6486491559).

Almost surely, 2^43242253205 is an apocalyptic number.

It is an amenable number.

43242253205 is a deficient number, since it is larger than the sum of its proper divisors (8649679267).

43242253205 is a wasteful number, since it uses less digits than its factorization.

43242253205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204775.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 43242253205 its reverse (50235224234), we get a palindrome (93477477439).

The spelling of 43242253205 in words is "forty-three billion, two hundred forty-two million, two hundred fifty-three thousand, two hundred five".