40244244044 has 12 divisors (see below), whose sum is σ = 70430427984. Its totient is φ = 20121264624.

The previous prime is 40244244031. The next prime is 40244244049. The reversal of 40244244044 is 44044244204.

It is a self number, because there is not a number n which added to its sum of digits gives 40244244044.

It is not an unprimeable number, because it can be changed into a prime (40244244049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102224 + ... + 301559.

It is an arithmetic number, because the mean of its divisors is an integer number (5869202332).

Almost surely, 2^40244244044 is an apocalyptic number.

It is an amenable number.

40244244044 is a deficient number, since it is larger than the sum of its proper divisors (30186183940).

40244244044 is a wasteful number, since it uses less digits than its factorization.

40244244044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428704 (or 428702 counting only the distinct ones).

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

Adding to 40244244044 its reverse (44044244204), we get a palindrome (84288488248).

The spelling of 40244244044 in words is "forty billion, two hundred forty-four million, two hundred forty-four thousand, forty-four".