43400204444 has 6 divisors (see below), whose sum is σ = 75950357784. Its totient is φ = 21700102220.

The previous prime is 43400204443. The next prime is 43400204447. The reversal of 43400204444 is 44440200434.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43400204443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5425025552 + ... + 5425025559.

It is an arithmetic number, because the mean of its divisors is an integer number (12658392964).

Almost surely, 2^43400204444 is an apocalyptic number.

It is an amenable number.

43400204444 is a deficient number, since it is larger than the sum of its proper divisors (32550153340).

43400204444 is a wasteful number, since it uses less digits than its factorization.

43400204444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10850051115 (or 10850051113 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 43400204444 its reverse (44440200434), we get a palindrome (87840404878).

The spelling of 43400204444 in words is "forty-three billion, four hundred million, two hundred four thousand, four hundred forty-four".