43423044400000 has 96 divisors (see below), whose sum is σ = 108126638280360. Its totient is φ = 17369217600000.

The previous prime is 43423044399983. The next prime is 43423044400039. The reversal of 43423044400000 is 444032434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53878806 + ... + 54678805.

Almost surely, 2^{43423044400000} is an apocalyptic number.

43423044400000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43423044400000 is an abundant number, since it is smaller than the sum of its proper divisors (64703593880360).

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

43423044400000 is an frugal number, since it uses more digits than its factorization.

43423044400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108557650 (or 108557618 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 43423044400000 its reverse (444032434), we get a palindrome (43423488432434).

The spelling of 43423044400000 in words is "forty-three trillion, four hundred twenty-three billion, forty-four million, four hundred thousand".