40244113044 has 36 divisors (see below), whose sum is σ = 105236045460. Its totient is φ = 12952128000.

The previous prime is 40244113043. The next prime is 40244113109. The reversal of 40244113044 is 44031144204.

It can be written as a sum of positive squares in 2 ways, for example, as 25846992900 + 14397120144 = 160770^2 + 119988^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 40244112999 and 40244113017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40244113043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19272957 + ... + 19275044.

It is an arithmetic number, because the mean of its divisors is an integer number (2923223485).

Almost surely, 2^40244113044 is an apocalyptic number.

It is an amenable number.

40244113044 is an abundant number, since it is smaller than the sum of its proper divisors (64991932416).

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

40244113044 is a wasteful number, since it uses less digits than its factorization.

40244113044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38548040 (or 38548035 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 40244113044 its reverse (44031144204), we get a palindrome (84275257248).

The spelling of 40244113044 in words is "forty billion, two hundred forty-four million, one hundred thirteen thousand, forty-four".