40544565356 has 12 divisors (see below), whose sum is σ = 71001630840. Its totient is φ = 20258385120.

The previous prime is 40544565289. The next prime is 40544565409. The reversal of 40544565356 is 65356544504.

It is a self number, because there is not a number n which added to its sum of digits gives 40544565356.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3467825 + ... + 3479496.

It is an arithmetic number, because the mean of its divisors is an integer number (5916802570).

Almost surely, 2^40544565356 is an apocalyptic number.

It is an amenable number.

40544565356 is a deficient number, since it is larger than the sum of its proper divisors (30457065484).

40544565356 is a wasteful number, since it uses less digits than its factorization.

40544565356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6948784 (or 6948782 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 47.

The spelling of 40544565356 in words is "forty billion, five hundred forty-four million, five hundred sixty-five thousand, three hundred fifty-six".