40040044224244 has 24 divisors (see below), whose sum is σ = 71980411645800. Its totient is φ = 19474461173376.

The previous prime is 40040044224223. The next prime is 40040044224247. The reversal of 40040044224244 is 44242244004004.

It can be written as a sum of positive squares in 4 ways, for example, as 2859440416144 + 37180603808100 = 1690988^2 + 6097590^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40040044224247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30460147 + ... + 31747450.

It is an arithmetic number, because the mean of its divisors is an integer number (2999183818575).

Almost surely, 2^{40040044224244} is an apocalyptic number.

It is an amenable number.

40040044224244 is a deficient number, since it is larger than the sum of its proper divisors (31940367421556).

40040044224244 is a wasteful number, since it uses less digits than its factorization.

40040044224244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62211987 (or 62211985 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 40040044224244 its reverse (44242244004004), we get a palindrome (84282288228248).

The spelling of 40040044224244 in words is "forty trillion, forty billion, forty-four million, two hundred twenty-four thousand, two hundred forty-four".