40243545322 has 16 divisors (see below), whose sum is σ = 60901067592. Its totient is φ = 19943649280.

The previous prime is 40243545317. The next prime is 40243545323. The reversal of 40243545322 is 22354534204.

It can be written as a sum of positive squares in 4 ways, for example, as 37740444361 + 2503100961 = 194269^2 + 50031^2 .

It is not an unprimeable number, because it can be changed into a prime (40243545323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61068 + ... + 290200.

Almost surely, 2^40243545322 is an apocalyptic number.

40243545322 is a deficient number, since it is larger than the sum of its proper divisors (20657522270).

40243545322 is a wasteful number, since it uses less digits than its factorization.

40243545322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229913.

The product of its (nonzero) digits is 115200, while the sum is 34.

The spelling of 40243545322 in words is "forty billion, two hundred forty-three million, five hundred forty-five thousand, three hundred twenty-two".