40544311233140 has 108 divisors (see below), whose sum is σ = 101339762444172. Its totient is φ = 13609279157760.

The previous prime is 40544311233137. The next prime is 40544311233163. The reversal of 40544311233140 is 4133211344504.

It can be written as a sum of positive squares in 6 ways, for example, as 1874867470564 + 38669443762576 = 1369258^2 + 6218476^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40544311233140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 49158617 + ... + 49976576.

Almost surely, 2^{40544311233140} is an apocalyptic number.

It is an amenable number.

40544311233140 is an abundant number, since it is smaller than the sum of its proper divisors (60795451211032).

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

40544311233140 is a wasteful number, since it uses less digits than its factorization.

40544311233140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99135250 (or 99135224 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 40544311233140 its reverse (4133211344504), we get a palindrome (44677522577644).

The spelling of 40544311233140 in words is "forty trillion, five hundred forty-four billion, three hundred eleven million, two hundred thirty-three thousand, one hundred forty".