43243344400 has 30 divisors (see below), whose sum is σ = 103892135882. Its totient is φ = 17297337600.

The previous prime is 43243344373. The next prime is 43243344401. The reversal of 43243344400 is 444334234.

It can be written as a sum of positive squares in 3 ways, for example, as 57517056 + 43185827344 = 7584^2 + 207812^2 .

It is a super-2 number, since 2×43243344400² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43243344401) 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, 54053781 + ... + 54054580.

Almost surely, 2^43243344400 is an apocalyptic number.

43243344400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43243344400 is an abundant number, since it is smaller than the sum of its proper divisors (60648791482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43243344400 is a wasteful number, since it uses less digits than its factorization.

43243344400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108108379 (or 108108368 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 43243344400 its reverse (444334234), we get a palindrome (43687678634).

The spelling of 43243344400 in words is "forty-three billion, two hundred forty-three million, three hundred forty-four thousand, four hundred".