40442000204444 has 12 divisors (see below), whose sum is σ = 71168883042600. Its totient is φ = 20108033620848.

The previous prime is 40442000204369. The next prime is 40442000204477. The reversal of 40442000204444 is 44440200024404.

It is a self number, because there is not a number n which added to its sum of digits gives 40442000204444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28241619539 + ... + 28241620970.

It is an arithmetic number, because the mean of its divisors is an integer number (5930740253550).

Almost surely, 2^{40442000204444} is an apocalyptic number.

It is an amenable number.

40442000204444 is a deficient number, since it is larger than the sum of its proper divisors (30726882838156).

40442000204444 is a wasteful number, since it uses less digits than its factorization.

40442000204444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56483240692 (or 56483240690 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40442000204444 its reverse (44440200024404), we get a palindrome (84882200228848).

The spelling of 40442000204444 in words is "forty trillion, four hundred forty-two billion, two hundred four thousand, four hundred forty-four".