43204420052 has 24 divisors (see below), whose sum is σ = 78279422760. Its totient is φ = 20840099840.

The previous prime is 43204420043. The next prime is 43204420057. The reversal of 43204420052 is 25002440234.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2749534096 + 40454885956 = 52436^2 + 201134^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43204420057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11849 + ... + 294192.

It is an arithmetic number, because the mean of its divisors is an integer number (3261642615).

Almost surely, 2^43204420052 is an apocalyptic number.

It is an amenable number.

43204420052 is a deficient number, since it is larger than the sum of its proper divisors (35075002708).

43204420052 is a wasteful number, since it uses less digits than its factorization.

43204420052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307291 (or 307289 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 26.

Adding to 43204420052 its reverse (25002440234), we get a palindrome (68206860286).

The spelling of 43204420052 in words is "forty-three billion, two hundred four million, four hundred twenty thousand, fifty-two".